20587330

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:534

約数の個数: 32

約数和(自身を含む): 38329200

約数和(自身を除く): 17741870

約数列:

[1, 2, 5, 10, 41, 82, 149, 205, 298, 337, 410, 674, 745, 1490, 1685, 3370, 6109, 12218, 13817, 27634, 30545, 50213, 61090, 69085, 100426, 138170, 251065, 502130, 2058733, 4117466, 10293665, 20587330]

約数ペア:

[(1, 20587330), (2, 10293665), (5, 4117466), (10, 2058733), (41, 502130), (82, 251065), (149, 138170), (205, 100426), (298, 69085), (337, 61090), (410, 50213), (674, 30545), (745, 27634), (1490, 13817), (1685, 12218), (3370, 6109)]