19628607

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:702

約数の個数: 16

約数和(自身を含む): 26673920

約数和(自身を除く): 7045313

約数列:

[1, 3, 103, 139, 309, 417, 457, 1371, 14317, 42951, 47071, 63523, 141213, 190569, 6542869, 19628607]

約数ペア:

[(1, 19628607), (3, 6542869), (103, 190569), (139, 141213), (309, 63523), (417, 47071), (457, 42951), (1371, 14317)]