638960062

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{17417}}^1$

素因数の和:17532

約数の個数: 32

約数和(自身を含む): 1106112672

約数和(自身を除く): 467152610

約数列:

[1, 2, 13, 17, 26, 34, 83, 166, 221, 442, 1079, 1411, 2158, 2822, 17417, 18343, 34834, 36686, 226421, 296089, 452842, 592178, 1445611, 2891222, 3849157, 7698314, 18792943, 24575387, 37585886, 49150774, 319480031, 638960062]

約数ペア:

[(1, 638960062), (2, 319480031), (13, 49150774), (17, 37585886), (26, 24575387), (34, 18792943), (83, 7698314), (166, 3849157), (221, 2891222), (442, 1445611), (1079, 592178), (1411, 452842), (2158, 296089), (2822, 226421), (17417, 36686), (18343, 34834)]