20163690057

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12154123}}^1$

素因数の和:12154212

約数の個数: 16

約数和(自身を含む): 31114557440

約数和(自身を除く): 10950867383

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 12154123, 36462369, 85078861, 255236583, 960175717, 2880527151, 6721230019, 20163690057]

約数ペア:

[(1, 20163690057), (3, 6721230019), (7, 2880527151), (21, 960175717), (79, 255236583), (237, 85078861), (553, 36462369), (1659, 12154123)]