2019607569

素因数分解:

$3^2\times 7^2\times {\mathrm{4579609}}^1$

素因数の和:4579629

約数の個数: 18

約数和(自身を含む): 3393491010

約数和(自身を除く): 1373883441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4579609, 13738827, 32057263, 41216481, 96171789, 224400841, 288515367, 673202523, 2019607569]

約数ペア:

[(1, 2019607569), (3, 673202523), (7, 288515367), (9, 224400841), (21, 96171789), (49, 41216481), (63, 32057263), (147, 13738827), (441, 4579609)]