31638724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1033}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 64852480

約数和(自身を除く): 33213756

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1033, 1178, 1612, 2066, 2356, 4132, 7657, 13429, 15314, 19627, 26858, 30628, 32023, 39254, 53716, 64046, 78508, 128092, 255151, 416299, 510302, 608437, 832598, 1020604, 1216874, 1665196, 2433748, 7909681, 15819362, 31638724]

約数ペア:

[(1, 31638724), (2, 15819362), (4, 7909681), (13, 2433748), (19, 1665196), (26, 1216874), (31, 1020604), (38, 832598), (52, 608437), (62, 510302), (76, 416299), (124, 255151), (247, 128092), (403, 78508), (494, 64046), (589, 53716), (806, 39254), (988, 32023), (1033, 30628), (1178, 26858), (1612, 19627), (2066, 15314), (2356, 13429), (4132, 7657)]