31189184

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1973}}^1$

素因数の和:2017

約数の個数: 56

約数和(自身を含む): 70195440

約数和(自身を除く): 39006256

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1973, 1976, 3946, 3952, 7892, 7904, 15784, 15808, 25649, 31568, 37487, 51298, 63136, 74974, 102596, 126272, 149948, 205192, 299896, 410384, 487331, 599792, 820768, 974662, 1199584, 1641536, 1949324, 2399168, 3898648, 7797296, 15594592, 31189184]

約数ペア:

[(1, 31189184), (2, 15594592), (4, 7797296), (8, 3898648), (13, 2399168), (16, 1949324), (19, 1641536), (26, 1199584), (32, 974662), (38, 820768), (52, 599792), (64, 487331), (76, 410384), (104, 299896), (152, 205192), (208, 149948), (247, 126272), (304, 102596), (416, 74974), (494, 63136), (608, 51298), (832, 37487), (988, 31568), (1216, 25649), (1973, 15808), (1976, 15784), (3946, 7904), (3952, 7892)]