20748378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12049}}^1$

素因数の和:12102

約数の個数: 32

約数和(自身を含む): 48585600

約数和(自身を除く): 27837222

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 12049, 24098, 36147, 72294, 84343, 168686, 253029, 494009, 506058, 988018, 1482027, 2964054, 3458063, 6916126, 10374189, 20748378]

約数ペア:

[(1, 20748378), (2, 10374189), (3, 6916126), (6, 3458063), (7, 2964054), (14, 1482027), (21, 988018), (41, 506058), (42, 494009), (82, 253029), (123, 168686), (246, 84343), (287, 72294), (574, 36147), (861, 24098), (1722, 12049)]