19912314515

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{617}}^1\times {\mathrm{9677}}^1$

素因数の和:10351

約数の個数: 32

約数和(自身を含む): 25837937280

約数和(自身を除く): 5925622765

約数列:

[1, 5, 23, 29, 115, 145, 617, 667, 3085, 3335, 9677, 14191, 17893, 48385, 70955, 89465, 222571, 280633, 411539, 1112855, 1403165, 2057695, 5970709, 6454559, 29853545, 32272795, 137326307, 173150561, 686631535, 865752805, 3982462903, 19912314515]

約数ペア:

[(1, 19912314515), (5, 3982462903), (23, 865752805), (29, 686631535), (115, 173150561), (145, 137326307), (617, 32272795), (667, 29853545), (3085, 6454559), (3335, 5970709), (9677, 2057695), (14191, 1403165), (17893, 1112855), (48385, 411539), (70955, 280633), (89465, 222571)]