31903984

素因数分解:

$2^4\times 7^1\times {\mathrm{284857}}^1$

素因数の和:284872

約数の個数: 20

約数和(自身を含む): 70644784

約数和(自身を除く): 38740800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 284857, 569714, 1139428, 1993999, 2278856, 3987998, 4557712, 7975996, 15951992, 31903984]

約数ペア:

[(1, 31903984), (2, 15951992), (4, 7975996), (7, 4557712), (8, 3987998), (14, 2278856), (16, 1993999), (28, 1139428), (56, 569714), (112, 284857)]