19868616

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{2579}}^1$

素因数の和:2698

約数の個数: 48

約数和(自身を含む): 54334800

約数和(自身を除く): 34466184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 321, 428, 642, 856, 963, 1284, 1926, 2568, 2579, 3852, 5158, 7704, 7737, 10316, 15474, 20632, 23211, 30948, 46422, 61896, 92844, 185688, 275953, 551906, 827859, 1103812, 1655718, 2207624, 2483577, 3311436, 4967154, 6622872, 9934308, 19868616]

約数ペア:

[(1, 19868616), (2, 9934308), (3, 6622872), (4, 4967154), (6, 3311436), (8, 2483577), (9, 2207624), (12, 1655718), (18, 1103812), (24, 827859), (36, 551906), (72, 275953), (107, 185688), (214, 92844), (321, 61896), (428, 46422), (642, 30948), (856, 23211), (963, 20632), (1284, 15474), (1926, 10316), (2568, 7737), (2579, 7704), (3852, 5158)]