20403804

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{21523}}^1$

素因数の和:21609

約数の個数: 24

約数和(自身を含む): 48213760

約数和(自身を除く): 27809956

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948, 21523, 43046, 64569, 86092, 129138, 258276, 1700317, 3400634, 5100951, 6801268, 10201902, 20403804]

約数ペア:

[(1, 20403804), (2, 10201902), (3, 6801268), (4, 5100951), (6, 3400634), (12, 1700317), (79, 258276), (158, 129138), (237, 86092), (316, 64569), (474, 43046), (948, 21523)]