16639668

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 49533120

約数和(自身を除く): 32893452

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 27, 34, 36, 38, 51, 53, 54, 57, 68, 76, 81, 102, 106, 108, 114, 153, 159, 162, 171, 204, 212, 228, 243, 306, 318, 323, 324, 342, 459, 477, 486, 513, 612, 636, 646, 684, 901, 918, 954, 969, 972, 1007, 1026, 1292, 1377, 1431, 1539, 1802, 1836, 1908, 1938, 2014, 2052, 2703, 2754, 2862, 2907, 3021, 3078, 3604, 3876, 4028, 4131, 4293, 4617, 5406, 5508, 5724, 5814, 6042, 6156, 8109, 8262, 8586, 8721, 9063, 9234, 10812, 11628, 12084, 12879, 16218, 16524, 17119, 17172, 17442, 18126, 18468, 24327, 25758, 26163, 27189, 32436, 34238, 34884, 36252, 48654, 51357, 51516, 52326, 54378, 68476, 72981, 78489, 81567, 97308, 102714, 104652, 108756, 145962, 154071, 156978, 163134, 205428, 218943, 244701, 291924, 308142, 313956, 326268, 437886, 462213, 489402, 616284, 875772, 924426, 978804, 1386639, 1848852, 2773278, 4159917, 5546556, 8319834, 16639668]

約数ペア:

[(1, 16639668), (2, 8319834), (3, 5546556), (4, 4159917), (6, 2773278), (9, 1848852), (12, 1386639), (17, 978804), (18, 924426), (19, 875772), (27, 616284), (34, 489402), (36, 462213), (38, 437886), (51, 326268), (53, 313956), (54, 308142), (57, 291924), (68, 244701), (76, 218943), (81, 205428), (102, 163134), (106, 156978), (108, 154071), (114, 145962), (153, 108756), (159, 104652), (162, 102714), (171, 97308), (204, 81567), (212, 78489), (228, 72981), (243, 68476), (306, 54378), (318, 52326), (323, 51516), (324, 51357), (342, 48654), (459, 36252), (477, 34884), (486, 34238), (513, 32436), (612, 27189), (636, 26163), (646, 25758), (684, 24327), (901, 18468), (918, 18126), (954, 17442), (969, 17172), (972, 17119), (1007, 16524), (1026, 16218), (1292, 12879), (1377, 12084), (1431, 11628), (1539, 10812), (1802, 9234), (1836, 9063), (1908, 8721), (1938, 8586), (2014, 8262), (2052, 8109), (2703, 6156), (2754, 6042), (2862, 5814), (2907, 5724), (3021, 5508), (3078, 5406), (3604, 4617), (3876, 4293), (4028, 4131)]