20717114

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{821}}^1$

素因数の和:902

約数の個数: 32

約数和(自身を含む): 35983872

約数和(自身を除く): 15266758

約数列:

[1, 2, 11, 22, 31, 37, 62, 74, 341, 407, 682, 814, 821, 1147, 1642, 2294, 9031, 12617, 18062, 25234, 25451, 30377, 50902, 60754, 279961, 334147, 559922, 668294, 941687, 1883374, 10358557, 20717114]

約数ペア:

[(1, 20717114), (2, 10358557), (11, 1883374), (22, 941687), (31, 668294), (37, 559922), (62, 334147), (74, 279961), (341, 60754), (407, 50902), (682, 30377), (814, 25451), (821, 25234), (1147, 18062), (1642, 12617), (2294, 9031)]