19242181

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1667}}^1$

素因数の和:1788

約数の個数: 16

約数和(自身を含む): 23538816

約数和(自身を除く): 4296635

約数列:

[1, 7, 17, 97, 119, 679, 1649, 1667, 11543, 11669, 28339, 161699, 198373, 1131893, 2748883, 19242181]

約数ペア:

[(1, 19242181), (7, 2748883), (17, 1131893), (97, 198373), (119, 161699), (679, 28339), (1649, 11669), (1667, 11543)]