20511146

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31751}}^1$

素因数の和:31789

約数の個数: 16

約数和(自身を含む): 34292160

約数和(自身を除く): 13781014

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 31751, 63502, 539767, 603269, 1079534, 1206538, 10255573, 20511146]

約数ペア:

[(1, 20511146), (2, 10255573), (17, 1206538), (19, 1079534), (34, 603269), (38, 539767), (323, 63502), (646, 31751)]