19857344

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{823}}^1$

素因数の和:877

約数の個数: 56

約数和(自身を含む): 43952160

約数和(自身を除く): 24094816

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 208, 232, 377, 416, 464, 754, 823, 832, 928, 1508, 1646, 1856, 3016, 3292, 6032, 6584, 10699, 12064, 13168, 21398, 23867, 24128, 26336, 42796, 47734, 52672, 85592, 95468, 171184, 190936, 310271, 342368, 381872, 620542, 684736, 763744, 1241084, 1527488, 2482168, 4964336, 9928672, 19857344]

約数ペア:

[(1, 19857344), (2, 9928672), (4, 4964336), (8, 2482168), (13, 1527488), (16, 1241084), (26, 763744), (29, 684736), (32, 620542), (52, 381872), (58, 342368), (64, 310271), (104, 190936), (116, 171184), (208, 95468), (232, 85592), (377, 52672), (416, 47734), (464, 42796), (754, 26336), (823, 24128), (832, 23867), (928, 21398), (1508, 13168), (1646, 12064), (1856, 10699), (3016, 6584), (3292, 6032)]