16813450

素因数分解:

$2^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{2063}}^1$

素因数の和:2238

約数の個数: 24

約数和(自身を含む): 31480128

約数和(自身を除く): 14666678

約数列:

[1, 2, 5, 10, 25, 50, 163, 326, 815, 1630, 2063, 4075, 4126, 8150, 10315, 20630, 51575, 103150, 336269, 672538, 1681345, 3362690, 8406725, 16813450]

約数ペア:

[(1, 16813450), (2, 8406725), (5, 3362690), (10, 1681345), (25, 672538), (50, 336269), (163, 103150), (326, 51575), (815, 20630), (1630, 10315), (2063, 8150), (4075, 4126)]