20462078110

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{999613}}^1$

素因数の和:999732

約数の個数: 32

約数和(自身を含む): 38864992320

約数和(自身を除く): 18402914210

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 10235, 20470, 999613, 1999226, 4998065, 9996130, 22991099, 45982198, 88965557, 114955495, 177931114, 229910990, 444827785, 889655570, 2046207811, 4092415622, 10231039055, 20462078110]

約数ペア:

[(1, 20462078110), (2, 10231039055), (5, 4092415622), (10, 2046207811), (23, 889655570), (46, 444827785), (89, 229910990), (115, 177931114), (178, 114955495), (230, 88965557), (445, 45982198), (890, 22991099), (2047, 9996130), (4094, 4998065), (10235, 1999226), (20470, 999613)]