43318288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{208261}}^1$

素因数の和:208282

約数の個数: 20

約数和(自身を含む): 90385708

約数和(自身を除く): 47067420

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 208261, 416522, 833044, 1666088, 2707393, 3332176, 5414786, 10829572, 21659144, 43318288]

約数ペア:

[(1, 43318288), (2, 21659144), (4, 10829572), (8, 5414786), (13, 3332176), (16, 2707393), (26, 1666088), (52, 833044), (104, 416522), (208, 208261)]