219686972

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{389}}^1\times {\mathrm{2393}}^1$

素因数の和:2845

約数の個数: 24

約数和(自身を含む): 392137200

約数和(自身を除く): 172450228

約数列:

[1, 2, 4, 59, 118, 236, 389, 778, 1556, 2393, 4786, 9572, 22951, 45902, 91804, 141187, 282374, 564748, 930877, 1861754, 3723508, 54921743, 109843486, 219686972]

約数ペア:

[(1, 219686972), (2, 109843486), (4, 54921743), (59, 3723508), (118, 1861754), (236, 930877), (389, 564748), (778, 282374), (1556, 141187), (2393, 91804), (4786, 45902), (9572, 22951)]