1888943615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{49339}}^1$

素因数の和:49407

約数の個数: 32

約数和(自身を含む): 2652518400

約数和(自身を除く): 763574785

約数列:

[1, 5, 13, 19, 31, 65, 95, 155, 247, 403, 589, 1235, 2015, 2945, 7657, 38285, 49339, 246695, 641407, 937441, 1529509, 3207035, 4687205, 7647545, 12186733, 19883617, 29060671, 60933665, 99418085, 145303355, 377788723, 1888943615]

約数ペア:

[(1, 1888943615), (5, 377788723), (13, 145303355), (19, 99418085), (31, 60933665), (65, 29060671), (95, 19883617), (155, 12186733), (247, 7647545), (403, 4687205), (589, 3207035), (1235, 1529509), (2015, 937441), (2945, 641407), (7657, 246695), (38285, 49339)]