1918014328

素因数分解:

$2^3\times {\mathrm{20011}}^1\times {\mathrm{11981}}^1$

素因数の和:31998

約数の個数: 16

約数和(自身を含む): 3596756760

約数和(自身を除く): 1678742432

約数列:

[1, 2, 4, 8, 11981, 20011, 23962, 40022, 47924, 80044, 95848, 160088, 239751791, 479503582, 959007164, 1918014328]

約数ペア:

[(1, 1918014328), (2, 959007164), (4, 479503582), (8, 239751791), (11981, 160088), (20011, 95848), (23962, 80044), (40022, 47924)]