39664514

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:578

約数の個数: 24

約数和(自身を含む): 63409068

約数和(自身を除く): 23744554

約数列:

[1, 2, 19, 38, 137, 274, 361, 401, 722, 802, 2603, 5206, 7619, 15238, 49457, 54937, 98914, 109874, 144761, 289522, 1043803, 2087606, 19832257, 39664514]

約数ペア:

[(1, 39664514), (2, 19832257), (19, 2087606), (38, 1043803), (137, 289522), (274, 144761), (361, 109874), (401, 98914), (722, 54937), (802, 49457), (2603, 15238), (5206, 7619)]