2019402791

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{111773}}^1$

素因数の和:111898

約数の個数: 16

約数和(自身を含む): 2414318400

約数和(自身を除く): 394915609

約数列:

[1, 7, 29, 89, 203, 623, 2581, 18067, 111773, 782411, 3241417, 9947797, 22689919, 69634579, 288486113, 2019402791]

約数ペア:

[(1, 2019402791), (7, 288486113), (29, 69634579), (89, 22689919), (203, 9947797), (623, 3241417), (2581, 782411), (18067, 111773)]