18004038

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3251}}^1$

素因数の和:3340

約数の個数: 32

約数和(自身を含む): 39336192

約数和(自身を除く): 21332154

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 3251, 5538, 6502, 9753, 19506, 42263, 84526, 126789, 230821, 253578, 461642, 692463, 1384926, 3000673, 6001346, 9002019, 18004038]

約数ペア:

[(1, 18004038), (2, 9002019), (3, 6001346), (6, 3000673), (13, 1384926), (26, 692463), (39, 461642), (71, 253578), (78, 230821), (142, 126789), (213, 84526), (426, 42263), (923, 19506), (1846, 9753), (2769, 6502), (3251, 5538)]