20404464

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{11489}}^1$

素因数の和:11537

約数の個数: 40

約数和(自身を含む): 54140880

約数和(自身を除く): 33736416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 11489, 22978, 34467, 45956, 68934, 91912, 137868, 183824, 275736, 425093, 551472, 850186, 1275279, 1700372, 2550558, 3400744, 5101116, 6801488, 10202232, 20404464]

約数ペア:

[(1, 20404464), (2, 10202232), (3, 6801488), (4, 5101116), (6, 3400744), (8, 2550558), (12, 1700372), (16, 1275279), (24, 850186), (37, 551472), (48, 425093), (74, 275736), (111, 183824), (148, 137868), (222, 91912), (296, 68934), (444, 45956), (592, 34467), (888, 22978), (1776, 11489)]