19859868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{78809}}^1$

素因数の和:78826

約数の個数: 36

約数和(自身を含む): 57373680

約数和(自身を除く): 37513812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 78809, 157618, 236427, 315236, 472854, 551663, 709281, 945708, 1103326, 1418562, 1654989, 2206652, 2837124, 3309978, 4964967, 6619956, 9929934, 19859868]

約数ペア:

[(1, 19859868), (2, 9929934), (3, 6619956), (4, 4964967), (6, 3309978), (7, 2837124), (9, 2206652), (12, 1654989), (14, 1418562), (18, 1103326), (21, 945708), (28, 709281), (36, 551663), (42, 472854), (63, 315236), (84, 236427), (126, 157618), (252, 78809)]