20173205521

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{12037}}^1\times {\mathrm{12601}}^1$

素因数の和:24664

約数の個数: 16

約数和(自身を含む): 24272460160

約数和(自身を除く): 4099254639

約数列:

[1, 7, 19, 133, 12037, 12601, 84259, 88207, 228703, 239419, 1600921, 1675933, 151678237, 1061747659, 2881886503, 20173205521]

約数ペア:

[(1, 20173205521), (7, 2881886503), (19, 1061747659), (133, 151678237), (12037, 1675933), (12601, 1600921), (84259, 239419), (88207, 228703)]