19367018

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{419}}^1$

素因数の和:634

約数の個数: 24

約数和(自身を含む): 32175360

約数和(自身を除く): 12808342

約数列:

[1, 2, 11, 22, 121, 191, 242, 382, 419, 838, 2101, 4202, 4609, 9218, 23111, 46222, 50699, 80029, 101398, 160058, 880319, 1760638, 9683509, 19367018]

約数ペア:

[(1, 19367018), (2, 9683509), (11, 1760638), (22, 880319), (121, 160058), (191, 101398), (242, 80029), (382, 50699), (419, 46222), (838, 23111), (2101, 9218), (4202, 4609)]