31697168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{821}}^1$

素因数の和:975

約数の個数: 40

約数和(自身を含む): 65233920

約数和(自身を除く): 33536752

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 127, 152, 254, 304, 508, 821, 1016, 1642, 2032, 2413, 3284, 4826, 6568, 9652, 13136, 15599, 19304, 31198, 38608, 62396, 104267, 124792, 208534, 249584, 417068, 834136, 1668272, 1981073, 3962146, 7924292, 15848584, 31697168]

約数ペア:

[(1, 31697168), (2, 15848584), (4, 7924292), (8, 3962146), (16, 1981073), (19, 1668272), (38, 834136), (76, 417068), (127, 249584), (152, 208534), (254, 124792), (304, 104267), (508, 62396), (821, 38608), (1016, 31198), (1642, 19304), (2032, 15599), (2413, 13136), (3284, 9652), (4826, 6568)]