19663812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{78031}}^1$

素因数の和:78048

約数の個数: 36

約数和(自身を含む): 56807296

約数和(自身を除く): 37143484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 78031, 156062, 234093, 312124, 468186, 546217, 702279, 936372, 1092434, 1404558, 1638651, 2184868, 2809116, 3277302, 4915953, 6554604, 9831906, 19663812]

約数ペア:

[(1, 19663812), (2, 9831906), (3, 6554604), (4, 4915953), (6, 3277302), (7, 2809116), (9, 2184868), (12, 1638651), (14, 1404558), (18, 1092434), (21, 936372), (28, 702279), (36, 546217), (42, 468186), (63, 312124), (84, 234093), (126, 156062), (252, 78031)]