20565886968

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{38699}}^1$

素因数の和:38794

約数の個数: 144

約数和(自身を含む): 62228439000

約数和(自身を除く): 41662552032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 61, 66, 72, 88, 99, 121, 122, 132, 183, 198, 242, 244, 264, 363, 366, 396, 484, 488, 549, 671, 726, 732, 792, 968, 1089, 1098, 1342, 1452, 1464, 2013, 2178, 2196, 2684, 2904, 4026, 4356, 4392, 5368, 6039, 7381, 8052, 8712, 12078, 14762, 16104, 22143, 24156, 29524, 38699, 44286, 48312, 59048, 66429, 77398, 88572, 116097, 132858, 154796, 177144, 232194, 265716, 309592, 348291, 425689, 464388, 531432, 696582, 851378, 928776, 1277067, 1393164, 1702756, 2360639, 2554134, 2786328, 3405512, 3831201, 4682579, 4721278, 5108268, 7081917, 7662402, 9365158, 9442556, 10216536, 14047737, 14163834, 15324804, 18730316, 18885112, 21245751, 25967029, 28095474, 28327668, 30649608, 37460632, 42143211, 42491502, 51934058, 56190948, 56655336, 77901087, 84286422, 84983004, 103868116, 112381896, 155802174, 168572844, 169966008, 207736232, 233703261, 285637319, 311604348, 337145688, 467406522, 571274638, 623208696, 856911957, 934813044, 1142549276, 1713823914, 1869626088, 2285098552, 2570735871, 3427647828, 5141471742, 6855295656, 10282943484, 20565886968]

約数ペア:

[(1, 20565886968), (2, 10282943484), (3, 6855295656), (4, 5141471742), (6, 3427647828), (8, 2570735871), (9, 2285098552), (11, 1869626088), (12, 1713823914), (18, 1142549276), (22, 934813044), (24, 856911957), (33, 623208696), (36, 571274638), (44, 467406522), (61, 337145688), (66, 311604348), (72, 285637319), (88, 233703261), (99, 207736232), (121, 169966008), (122, 168572844), (132, 155802174), (183, 112381896), (198, 103868116), (242, 84983004), (244, 84286422), (264, 77901087), (363, 56655336), (366, 56190948), (396, 51934058), (484, 42491502), (488, 42143211), (549, 37460632), (671, 30649608), (726, 28327668), (732, 28095474), (792, 25967029), (968, 21245751), (1089, 18885112), (1098, 18730316), (1342, 15324804), (1452, 14163834), (1464, 14047737), (2013, 10216536), (2178, 9442556), (2196, 9365158), (2684, 7662402), (2904, 7081917), (4026, 5108268), (4356, 4721278), (4392, 4682579), (5368, 3831201), (6039, 3405512), (7381, 2786328), (8052, 2554134), (8712, 2360639), (12078, 1702756), (14762, 1393164), (16104, 1277067), (22143, 928776), (24156, 851378), (29524, 696582), (38699, 531432), (44286, 464388), (48312, 425689), (59048, 348291), (66429, 309592), (77398, 265716), (88572, 232194), (116097, 177144), (132858, 154796)]