20445254

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31649}}^1$

素因数の和:31687

約数の個数: 16

約数和(自身を含む): 34182000

約数和(自身を除く): 13736746

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 31649, 63298, 538033, 601331, 1076066, 1202662, 10222627, 20445254]

約数ペア:

[(1, 20445254), (2, 10222627), (17, 1202662), (19, 1076066), (34, 601331), (38, 538033), (323, 63298), (646, 31649)]