17939823

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{677}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 26691504

約数和(自身を除く): 8751681

約数列:

[1, 3, 11, 33, 73, 121, 219, 363, 677, 803, 2031, 2409, 7447, 8833, 22341, 26499, 49421, 81917, 148263, 245751, 543631, 1630893, 5979941, 17939823]

約数ペア:

[(1, 17939823), (3, 5979941), (11, 1630893), (33, 543631), (73, 245751), (121, 148263), (219, 81917), (363, 49421), (677, 26499), (803, 22341), (2031, 8833), (2409, 7447)]