20198056

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{6173}}^1$

素因数の和:6588

約数の個数: 16

約数和(自身を含む): 37970100

約数和(自身を除く): 17772044

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 6173, 12346, 24692, 49384, 2524757, 5049514, 10099028, 20198056]

約数ペア:

[(1, 20198056), (2, 10099028), (4, 5049514), (8, 2524757), (409, 49384), (818, 24692), (1636, 12346), (3272, 6173)]