21887711998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{1064681}}^1$

素因数の和:1065243

約数の個数: 16

約数和(自身を含む): 34623458640

約数和(自身を除く): 12735746642

約数列:

[1, 2, 19, 38, 541, 1082, 10279, 20558, 1064681, 2129362, 20228939, 40457878, 575992421, 1151984842, 10943855999, 21887711998]

約数ペア:

[(1, 21887711998), (2, 10943855999), (19, 1151984842), (38, 575992421), (541, 40457878), (1082, 20228939), (10279, 2129362), (20558, 1064681)]