196871824

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{396919}}^1$

素因数の和:396958

約数の個数: 20

約数和(自身を含む): 393744640

約数和(自身を除く): 196872816

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 396919, 793838, 1587676, 3175352, 6350704, 12304489, 24608978, 49217956, 98435912, 196871824]

約数ペア:

[(1, 196871824), (2, 98435912), (4, 49217956), (8, 24608978), (16, 12304489), (31, 6350704), (62, 3175352), (124, 1587676), (248, 793838), (496, 396919)]