16190180

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2081}}^1$

素因数の和:2479

約数の個数: 24

約数和(自身を含む): 34103160

約数和(自身を除く): 17912980

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 2081, 3890, 4162, 7780, 8324, 10405, 20810, 41620, 809509, 1619018, 3238036, 4047545, 8095090, 16190180]

約数ペア:

[(1, 16190180), (2, 8095090), (4, 4047545), (5, 3238036), (10, 1619018), (20, 809509), (389, 41620), (778, 20810), (1556, 10405), (1945, 8324), (2081, 7780), (3890, 4162)]