18708372

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{3967}}^1$

素因数の和:4108

約数の個数: 36

約数和(自身を含む): 47663616

約数和(自身を除く): 28955244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 2358, 3967, 4716, 7934, 11901, 15868, 23802, 35703, 47604, 71406, 142812, 519677, 1039354, 1559031, 2078708, 3118062, 4677093, 6236124, 9354186, 18708372]

約数ペア:

[(1, 18708372), (2, 9354186), (3, 6236124), (4, 4677093), (6, 3118062), (9, 2078708), (12, 1559031), (18, 1039354), (36, 519677), (131, 142812), (262, 71406), (393, 47604), (524, 35703), (786, 23802), (1179, 15868), (1572, 11901), (2358, 7934), (3967, 4716)]