18715824

素因数分解:

$2^4\times 3^2\times {\mathrm{129971}}^1$

素因数の和:129985

約数の個数: 30

約数和(自身を含む): 52378716

約数和(自身を除く): 33662892

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 129971, 259942, 389913, 519884, 779826, 1039768, 1169739, 1559652, 2079536, 2339478, 3119304, 4678956, 6238608, 9357912, 18715824]

約数ペア:

[(1, 18715824), (2, 9357912), (3, 6238608), (4, 4678956), (6, 3119304), (8, 2339478), (9, 2079536), (12, 1559652), (16, 1169739), (18, 1039768), (24, 779826), (36, 519884), (48, 389913), (72, 259942), (144, 129971)]