18679674

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3373}}^1$

素因数の和:3462

約数の個数: 32

約数和(自身を含む): 40811904

約数和(自身を除く): 22132230

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 3373, 5538, 6746, 10119, 20238, 43849, 87698, 131547, 239483, 263094, 478966, 718449, 1436898, 3113279, 6226558, 9339837, 18679674]

約数ペア:

[(1, 18679674), (2, 9339837), (3, 6226558), (6, 3113279), (13, 1436898), (26, 718449), (39, 478966), (71, 263094), (78, 239483), (142, 131547), (213, 87698), (426, 43849), (923, 20238), (1846, 10119), (2769, 6746), (3373, 5538)]