20172048955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{30197}}^1$

素因数の和:30519

約数の個数: 32

約数和(自身を含む): 26612893440

約数和(自身を除く): 6440844485

約数列:

[1, 5, 17, 29, 85, 145, 271, 493, 1355, 2465, 4607, 7859, 23035, 30197, 39295, 133603, 150985, 513349, 668015, 875713, 2566745, 4378565, 8183387, 14887121, 40916935, 74435605, 139117579, 237318223, 695587895, 1186591115, 4034409791, 20172048955]

約数ペア:

[(1, 20172048955), (5, 4034409791), (17, 1186591115), (29, 695587895), (85, 237318223), (145, 139117579), (271, 74435605), (493, 40916935), (1355, 14887121), (2465, 8183387), (4607, 4378565), (7859, 2566745), (23035, 875713), (30197, 668015), (39295, 513349), (133603, 150985)]