20163820328

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{31904779}}^1$

素因数の和:31904864

約数の個数: 16

約数和(自身を含む): 38285736000

約数和(自身を除く): 18121915672

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 31904779, 63809558, 127619116, 255238232, 2520477541, 5040955082, 10081910164, 20163820328]

約数ペア:

[(1, 20163820328), (2, 10081910164), (4, 5040955082), (8, 2520477541), (79, 255238232), (158, 127619116), (316, 63809558), (632, 31904779)]