20759091

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{6899}}^1$

素因数の和:6978

約数の個数: 16

約数和(自身を含む): 29808000

約数和(自身を除く): 9048909

約数列:

[1, 3, 17, 51, 59, 177, 1003, 3009, 6899, 20697, 117283, 351849, 407041, 1221123, 6919697, 20759091]

約数ペア:

[(1, 20759091), (3, 6919697), (17, 1221123), (51, 407041), (59, 351849), (177, 117283), (1003, 20697), (3009, 6899)]