12721888

素因数分解:

$2^5\times {\mathrm{179}}^1\times {\mathrm{2221}}^1$

素因数の和:2410

約数の個数: 24

約数和(自身を含む): 25197480

約数和(自身を除く): 12475592

約数列:

[1, 2, 4, 8, 16, 32, 179, 358, 716, 1432, 2221, 2864, 4442, 5728, 8884, 17768, 35536, 71072, 397559, 795118, 1590236, 3180472, 6360944, 12721888]

約数ペア:

[(1, 12721888), (2, 6360944), (4, 3180472), (8, 1590236), (16, 795118), (32, 397559), (179, 71072), (358, 35536), (716, 17768), (1432, 8884), (2221, 5728), (2864, 4442)]