20315486

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 33445440

約数和(自身を除く): 13129954

約数列:

[1, 2, 23, 29, 46, 58, 97, 157, 194, 314, 667, 1334, 2231, 2813, 3611, 4462, 4553, 5626, 7222, 9106, 15229, 30458, 64699, 104719, 129398, 209438, 350267, 441641, 700534, 883282, 10157743, 20315486]

約数ペア:

[(1, 20315486), (2, 10157743), (23, 883282), (29, 700534), (46, 441641), (58, 350267), (97, 209438), (157, 129398), (194, 104719), (314, 64699), (667, 30458), (1334, 15229), (2231, 9106), (2813, 7222), (3611, 5626), (4462, 4553)]