20855376

素因数分解:

$2^4\times 3^2\times {\mathrm{144829}}^1$

素因数の和:144843

約数の個数: 30

約数和(自身を含む): 58366490

約数和(自身を除く): 37511114

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144829, 289658, 434487, 579316, 868974, 1158632, 1303461, 1737948, 2317264, 2606922, 3475896, 5213844, 6951792, 10427688, 20855376]

約数ペア:

[(1, 20855376), (2, 10427688), (3, 6951792), (4, 5213844), (6, 3475896), (8, 2606922), (9, 2317264), (12, 1737948), (16, 1303461), (18, 1158632), (24, 868974), (36, 579316), (48, 434487), (72, 289658), (144, 144829)]