64138528

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{105491}}^1$

素因数の和:105520

約数の個数: 24

約数和(自身を含む): 132919920

約数和(自身を除く): 68781392

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 105491, 210982, 421964, 843928, 1687856, 2004329, 3375712, 4008658, 8017316, 16034632, 32069264, 64138528]

約数ペア:

[(1, 64138528), (2, 32069264), (4, 16034632), (8, 8017316), (16, 4008658), (19, 3375712), (32, 2004329), (38, 1687856), (76, 843928), (152, 421964), (304, 210982), (608, 105491)]