201123536

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{405491}}^1$

素因数の和:405530

約数の個数: 20

約数和(自身を含む): 402248064

約数和(自身を除く): 201124528

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 405491, 810982, 1621964, 3243928, 6487856, 12570221, 25140442, 50280884, 100561768, 201123536]

約数ペア:

[(1, 201123536), (2, 100561768), (4, 50280884), (8, 25140442), (16, 12570221), (31, 6487856), (62, 3243928), (124, 1621964), (248, 810982), (496, 405491)]