18896410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1061}}^1$

素因数の和:1218

約数の個数: 32

約数和(自身を含む): 36932112

約数和(自身を除く): 18035702

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1061, 1370, 1781, 2122, 3562, 5305, 8905, 10610, 13793, 17810, 27586, 68965, 137930, 145357, 290714, 726785, 1453570, 1889641, 3779282, 9448205, 18896410]

約数ペア:

[(1, 18896410), (2, 9448205), (5, 3779282), (10, 1889641), (13, 1453570), (26, 726785), (65, 290714), (130, 145357), (137, 137930), (274, 68965), (685, 27586), (1061, 17810), (1370, 13793), (1781, 10610), (2122, 8905), (3562, 5305)]