31140772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{733}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 63300160

約数和(自身を除く): 32159388

約数列:

[1, 2, 4, 13, 19, 26, 38, 43, 52, 76, 86, 172, 247, 494, 559, 733, 817, 988, 1118, 1466, 1634, 2236, 2932, 3268, 9529, 10621, 13927, 19058, 21242, 27854, 31519, 38116, 42484, 55708, 63038, 126076, 181051, 362102, 409747, 598861, 724204, 819494, 1197722, 1638988, 2395444, 7785193, 15570386, 31140772]

約数ペア:

[(1, 31140772), (2, 15570386), (4, 7785193), (13, 2395444), (19, 1638988), (26, 1197722), (38, 819494), (43, 724204), (52, 598861), (76, 409747), (86, 362102), (172, 181051), (247, 126076), (494, 63038), (559, 55708), (733, 42484), (817, 38116), (988, 31519), (1118, 27854), (1466, 21242), (1634, 19058), (2236, 13927), (2932, 10621), (3268, 9529)]