20185209968

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{9689}}^1$

素因数の和:9823

約数の個数: 160

約数和(自身を含む): 51907392000

約数和(自身を除く): 31722182032

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 76, 77, 88, 89, 112, 133, 152, 154, 176, 178, 209, 266, 304, 308, 356, 418, 532, 616, 623, 712, 836, 979, 1064, 1232, 1246, 1424, 1463, 1672, 1691, 1958, 2128, 2492, 2926, 3344, 3382, 3916, 4984, 5852, 6764, 6853, 7832, 9689, 9968, 11704, 11837, 13528, 13706, 15664, 18601, 19378, 23408, 23674, 27056, 27412, 37202, 38756, 47348, 54824, 67823, 74404, 77512, 94696, 106579, 109648, 130207, 135646, 148808, 155024, 184091, 189392, 213158, 260414, 271292, 297616, 368182, 426316, 520828, 542584, 736364, 746053, 852632, 862321, 1041656, 1085168, 1288637, 1472728, 1492106, 1705264, 1724642, 2025001, 2083312, 2577274, 2945456, 2984212, 3449284, 4050002, 5154548, 5968424, 6036247, 6898568, 8100004, 9485531, 10309096, 11936848, 12072494, 13797136, 14175007, 16200008, 16384099, 18971062, 20618192, 24144988, 28350014, 32400016, 32768198, 37942124, 48289976, 56700028, 65536396, 66398717, 75884248, 96579952, 113400056, 114688693, 131072792, 132797434, 151768496, 180225089, 226800112, 229377386, 262145584, 265594868, 360450178, 458754772, 531189736, 720900356, 917509544, 1062379472, 1261575623, 1441800712, 1835019088, 2523151246, 2883601424, 5046302492, 10092604984, 20185209968]

約数ペア:

[(1, 20185209968), (2, 10092604984), (4, 5046302492), (7, 2883601424), (8, 2523151246), (11, 1835019088), (14, 1441800712), (16, 1261575623), (19, 1062379472), (22, 917509544), (28, 720900356), (38, 531189736), (44, 458754772), (56, 360450178), (76, 265594868), (77, 262145584), (88, 229377386), (89, 226800112), (112, 180225089), (133, 151768496), (152, 132797434), (154, 131072792), (176, 114688693), (178, 113400056), (209, 96579952), (266, 75884248), (304, 66398717), (308, 65536396), (356, 56700028), (418, 48289976), (532, 37942124), (616, 32768198), (623, 32400016), (712, 28350014), (836, 24144988), (979, 20618192), (1064, 18971062), (1232, 16384099), (1246, 16200008), (1424, 14175007), (1463, 13797136), (1672, 12072494), (1691, 11936848), (1958, 10309096), (2128, 9485531), (2492, 8100004), (2926, 6898568), (3344, 6036247), (3382, 5968424), (3916, 5154548), (4984, 4050002), (5852, 3449284), (6764, 2984212), (6853, 2945456), (7832, 2577274), (9689, 2083312), (9968, 2025001), (11704, 1724642), (11837, 1705264), (13528, 1492106), (13706, 1472728), (15664, 1288637), (18601, 1085168), (19378, 1041656), (23408, 862321), (23674, 852632), (27056, 746053), (27412, 736364), (37202, 542584), (38756, 520828), (47348, 426316), (54824, 368182), (67823, 297616), (74404, 271292), (77512, 260414), (94696, 213158), (106579, 189392), (109648, 184091), (130207, 155024), (135646, 148808)]