20806734

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4373}}^1$

素因数の和:4452

約数の個数: 32

約数和(自身を含む): 45559584

約数和(自身を除く): 24752850

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 122, 183, 366, 793, 1586, 2379, 4373, 4758, 8746, 13119, 26238, 56849, 113698, 170547, 266753, 341094, 533506, 800259, 1600518, 3467789, 6935578, 10403367, 20806734]

約数ペア:

[(1, 20806734), (2, 10403367), (3, 6935578), (6, 3467789), (13, 1600518), (26, 800259), (39, 533506), (61, 341094), (78, 266753), (122, 170547), (183, 113698), (366, 56849), (793, 26238), (1586, 13119), (2379, 8746), (4373, 4758)]