18984370

素因数分解:

$2^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{5471}}^1$

素因数の和:5825

約数の個数: 16

約数和(自身を含む): 34276608

約数和(自身を除く): 15292238

約数列:

[1, 2, 5, 10, 347, 694, 1735, 3470, 5471, 10942, 27355, 54710, 1898437, 3796874, 9492185, 18984370]

約数ペア:

[(1, 18984370), (2, 9492185), (5, 3796874), (10, 1898437), (347, 54710), (694, 27355), (1735, 10942), (3470, 5471)]