19680254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 34502112

約数和(自身を除く): 14821858

約数列:

[1, 2, 11, 17, 22, 34, 101, 187, 202, 374, 521, 1042, 1111, 1717, 2222, 3434, 5731, 8857, 11462, 17714, 18887, 37774, 52621, 97427, 105242, 194854, 578831, 894557, 1157662, 1789114, 9840127, 19680254]

約数ペア:

[(1, 19680254), (2, 9840127), (11, 1789114), (17, 1157662), (22, 894557), (34, 578831), (101, 194854), (187, 105242), (202, 97427), (374, 52621), (521, 37774), (1042, 18887), (1111, 17714), (1717, 11462), (2222, 8857), (3434, 5731)]