25999916

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1103}}^1$

素因数の和:1261

約数の個数: 24

約数和(自身を含む): 46738944

約数和(自身を除く): 20739028

約数列:

[1, 2, 4, 71, 83, 142, 166, 284, 332, 1103, 2206, 4412, 5893, 11786, 23572, 78313, 91549, 156626, 183098, 313252, 366196, 6499979, 12999958, 25999916]

約数ペア:

[(1, 25999916), (2, 12999958), (4, 6499979), (71, 366196), (83, 313252), (142, 183098), (166, 156626), (284, 91549), (332, 78313), (1103, 23572), (2206, 11786), (4412, 5893)]