20405856

素因数分解:

$2^5\times 3^1\times {\mathrm{212561}}^1$

素因数の和:212574

約数の個数: 24

約数和(自身を含む): 53565624

約数和(自身を除く): 33159768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 212561, 425122, 637683, 850244, 1275366, 1700488, 2550732, 3400976, 5101464, 6801952, 10202928, 20405856]

約数ペア:

[(1, 20405856), (2, 10202928), (3, 6801952), (4, 5101464), (6, 3400976), (8, 2550732), (12, 1700488), (16, 1275366), (24, 850244), (32, 637683), (48, 425122), (96, 212561)]