19846354

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{2153}}^1$

素因数の和:2585

約数の個数: 16

約数和(自身を含む): 32568480

約数和(自身を除く): 12722126

約数列:

[1, 2, 11, 22, 419, 838, 2153, 4306, 4609, 9218, 23683, 47366, 902107, 1804214, 9923177, 19846354]

約数ペア:

[(1, 19846354), (2, 9923177), (11, 1804214), (22, 902107), (419, 47366), (838, 23683), (2153, 9218), (4306, 4609)]