20783648

素因数分解:

$2^5\times {\mathrm{349}}^1\times {\mathrm{1861}}^1$

素因数の和:2220

約数の個数: 24

約数和(自身を含む): 41057100

約数和(自身を除く): 20273452

約数列:

[1, 2, 4, 8, 16, 32, 349, 698, 1396, 1861, 2792, 3722, 5584, 7444, 11168, 14888, 29776, 59552, 649489, 1298978, 2597956, 5195912, 10391824, 20783648]

約数ペア:

[(1, 20783648), (2, 10391824), (4, 5195912), (8, 2597956), (16, 1298978), (32, 649489), (349, 59552), (698, 29776), (1396, 14888), (1861, 11168), (2792, 7444), (3722, 5584)]