18503836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{683}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 34990704

約数和(自身を除く): 16486868

約数列:

[1, 2, 4, 13, 26, 52, 521, 683, 1042, 1366, 2084, 2732, 6773, 8879, 13546, 17758, 27092, 35516, 355843, 711686, 1423372, 4625959, 9251918, 18503836]

約数ペア:

[(1, 18503836), (2, 9251918), (4, 4625959), (13, 1423372), (26, 711686), (52, 355843), (521, 35516), (683, 27092), (1042, 17758), (1366, 13546), (2084, 8879), (2732, 6773)]