19359991

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4397}}^1$

素因数の和:4458

約数の個数: 16

約数和(自身を含む): 24065856

約数和(自身を除く): 4705865

約数列:

[1, 7, 17, 37, 119, 259, 629, 4397, 4403, 30779, 74749, 162689, 523243, 1138823, 2765713, 19359991]

約数ペア:

[(1, 19359991), (7, 2765713), (17, 1138823), (37, 523243), (119, 162689), (259, 74749), (629, 30779), (4397, 4403)]