213647536

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{430741}}^1$

素因数の和:430780

約数の個数: 20

約数和(自身を含む): 427296064

約数和(自身を除く): 213648528

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 430741, 861482, 1722964, 3445928, 6891856, 13352971, 26705942, 53411884, 106823768, 213647536]

約数ペア:

[(1, 213647536), (2, 106823768), (4, 53411884), (8, 26705942), (16, 13352971), (31, 6891856), (62, 3445928), (124, 1722964), (248, 861482), (496, 430741)]