19770507

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2267}}^1$

素因数の和:2312

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 12888693

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 153, 171, 323, 459, 513, 969, 2267, 2907, 6801, 8721, 20403, 38539, 43073, 61209, 115617, 129219, 346851, 387657, 732241, 1040553, 1162971, 2196723, 6590169, 19770507]

約数ペア:

[(1, 19770507), (3, 6590169), (9, 2196723), (17, 1162971), (19, 1040553), (27, 732241), (51, 387657), (57, 346851), (153, 129219), (171, 115617), (323, 61209), (459, 43073), (513, 38539), (969, 20403), (2267, 8721), (2907, 6801)]