20263472

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{4507}}^1$

素因数の和:4796

約数の個数: 20

約数和(自身を含む): 39408936

約数和(自身を除く): 19145464

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 4507, 9014, 18028, 36056, 72112, 1266467, 2532934, 5065868, 10131736, 20263472]

約数ペア:

[(1, 20263472), (2, 10131736), (4, 5065868), (8, 2532934), (16, 1266467), (281, 72112), (562, 36056), (1124, 18028), (2248, 9014), (4496, 4507)]