19180861

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4973}}^1$

素因数の和:5028

約数の個数: 16

約数和(自身を含む): 23875200

約数和(自身を除く): 4694339

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 4973, 34811, 94487, 144217, 661409, 1009519, 2740123, 19180861]

約数ペア:

[(1, 19180861), (7, 2740123), (19, 1009519), (29, 661409), (133, 144217), (203, 94487), (551, 34811), (3857, 4973)]