1399053808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2820673}}^1$

素因数の和:2820712

約数の個数: 20

約数和(自身を含む): 2798108608

約数和(自身を除く): 1399054800

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2820673, 5641346, 11282692, 22565384, 45130768, 87440863, 174881726, 349763452, 699526904, 1399053808]

約数ペア:

[(1, 1399053808), (2, 699526904), (4, 349763452), (8, 174881726), (16, 87440863), (31, 45130768), (62, 22565384), (124, 11282692), (248, 5641346), (496, 2820673)]