209789996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{237319}}^1$

素因数の和:237353

約数の個数: 24

約数和(自身を含む): 418632480

約数和(自身を除く): 208842484

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 237319, 474638, 949276, 3085147, 4034423, 6170294, 8068846, 12340588, 16137692, 52447499, 104894998, 209789996]

約数ペア:

[(1, 209789996), (2, 104894998), (4, 52447499), (13, 16137692), (17, 12340588), (26, 8068846), (34, 6170294), (52, 4034423), (68, 3085147), (221, 949276), (442, 474638), (884, 237319)]