1640383938

素因数分解:

$2^1\times 3^2\times {\mathrm{557}}^1\times {\mathrm{163613}}^1$

素因数の和:164178

約数の個数: 24

約数和(自身を含む): 3560567868

約数和(自身を除く): 1920183930

約数列:

[1, 2, 3, 6, 9, 18, 557, 1114, 1671, 3342, 5013, 10026, 163613, 327226, 490839, 981678, 1472517, 2945034, 91132441, 182264882, 273397323, 546794646, 820191969, 1640383938]

約数ペア:

[(1, 1640383938), (2, 820191969), (3, 546794646), (6, 273397323), (9, 182264882), (18, 91132441), (557, 2945034), (1114, 1472517), (1671, 981678), (3342, 490839), (5013, 327226), (10026, 163613)]