19135389

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2417}}^1$

素因数の和:2469

約数の個数: 32

約数和(自身を含む): 32497920

約数和(自身を除く): 13362531

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2417, 2639, 7251, 7917, 16919, 31421, 50757, 70093, 94263, 210279, 219947, 490651, 659841, 911209, 1471953, 2733627, 6378463, 19135389]

約数ペア:

[(1, 19135389), (3, 6378463), (7, 2733627), (13, 1471953), (21, 911209), (29, 659841), (39, 490651), (87, 219947), (91, 210279), (203, 94263), (273, 70093), (377, 50757), (609, 31421), (1131, 16919), (2417, 7917), (2639, 7251)]