17684973

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{7043}}^1$

素因数の和:7086

約数の個数: 20

約数和(自身を含む): 27274368

約数和(自身を除く): 9589395

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 7043, 21129, 63387, 190161, 218333, 570483, 654999, 1964997, 5894991, 17684973]

約数ペア:

[(1, 17684973), (3, 5894991), (9, 1964997), (27, 654999), (31, 570483), (81, 218333), (93, 190161), (279, 63387), (837, 21129), (2511, 7043)]