19388630009

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{642199}}^1$

素因数の和:642452

約数の個数: 16

約数和(自身を含む): 23427456000

約数和(自身を除く): 4038825991

約数列:

[1, 7, 19, 133, 227, 1589, 4313, 30191, 642199, 4495393, 12201781, 85412467, 145779173, 1020454211, 2769804287, 19388630009]

約数ペア:

[(1, 19388630009), (7, 2769804287), (19, 1020454211), (133, 145779173), (227, 85412467), (1589, 12201781), (4313, 4495393), (30191, 642199)]