20783291856

素因数分解:

$2^4\times 3^1\times {\mathrm{59}}^1\times {\mathrm{839}}^1\times {\mathrm{8747}}^1$

素因数の和:9656

約数の個数: 80

約数和(自身を含む): 54671500800

約数和(自身を除く): 33888208944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 59, 118, 177, 236, 354, 472, 708, 839, 944, 1416, 1678, 2517, 2832, 3356, 5034, 6712, 8747, 10068, 13424, 17494, 20136, 26241, 34988, 40272, 49501, 52482, 69976, 99002, 104964, 139952, 148503, 198004, 209928, 297006, 396008, 419856, 516073, 594012, 792016, 1032146, 1188024, 1548219, 2064292, 2376048, 3096438, 4128584, 6192876, 7338733, 8257168, 12385752, 14677466, 22016199, 24771504, 29354932, 44032398, 58709864, 88064796, 117419728, 176129592, 352259184, 432985247, 865970494, 1298955741, 1731940988, 2597911482, 3463881976, 5195822964, 6927763952, 10391645928, 20783291856]

約数ペア:

[(1, 20783291856), (2, 10391645928), (3, 6927763952), (4, 5195822964), (6, 3463881976), (8, 2597911482), (12, 1731940988), (16, 1298955741), (24, 865970494), (48, 432985247), (59, 352259184), (118, 176129592), (177, 117419728), (236, 88064796), (354, 58709864), (472, 44032398), (708, 29354932), (839, 24771504), (944, 22016199), (1416, 14677466), (1678, 12385752), (2517, 8257168), (2832, 7338733), (3356, 6192876), (5034, 4128584), (6712, 3096438), (8747, 2376048), (10068, 2064292), (13424, 1548219), (17494, 1188024), (20136, 1032146), (26241, 792016), (34988, 594012), (40272, 516073), (49501, 419856), (52482, 396008), (69976, 297006), (99002, 209928), (104964, 198004), (139952, 148503)]