201990318470

素因数分解:

$2^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{36263971}}^1$

素因数の和:36264535

約数の個数: 16

約数和(自身を含む): 364235334768

約数和(自身を除く): 162245016298

約数列:

[1, 2, 5, 10, 557, 1114, 2785, 5570, 36263971, 72527942, 181319855, 362639710, 20199031847, 40398063694, 100995159235, 201990318470]

約数ペア:

[(1, 201990318470), (2, 100995159235), (5, 40398063694), (10, 20199031847), (557, 362639710), (1114, 181319855), (2785, 72527942), (5570, 36263971)]