20442015

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 39345696

約数和(自身を除く): 18903681

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 61, 99, 165, 183, 305, 495, 549, 671, 677, 915, 2013, 2031, 2745, 3355, 3385, 6039, 6093, 7447, 10065, 10155, 22341, 30195, 30465, 37235, 41297, 67023, 111705, 123891, 206485, 335115, 371673, 454267, 619455, 1362801, 1858365, 2271335, 4088403, 6814005, 20442015]

約数ペア:

[(1, 20442015), (3, 6814005), (5, 4088403), (9, 2271335), (11, 1858365), (15, 1362801), (33, 619455), (45, 454267), (55, 371673), (61, 335115), (99, 206485), (165, 123891), (183, 111705), (305, 67023), (495, 41297), (549, 37235), (671, 30465), (677, 30195), (915, 22341), (2013, 10155), (2031, 10065), (2745, 7447), (3355, 6093), (3385, 6039)]