20161583632

素因数分解:

$2^4\times {\mathrm{3169}}^1\times {\mathrm{397633}}^1$

素因数の和:400810

約数の個数: 20

約数和(自身を含む): 39075493180

約数和(自身を除く): 18913909548

約数列:

[1, 2, 4, 8, 16, 3169, 6338, 12676, 25352, 50704, 397633, 795266, 1590532, 3181064, 6362128, 1260098977, 2520197954, 5040395908, 10080791816, 20161583632]

約数ペア:

[(1, 20161583632), (2, 10080791816), (4, 5040395908), (8, 2520197954), (16, 1260098977), (3169, 6362128), (6338, 3181064), (12676, 1590532), (25352, 795266), (50704, 397633)]