19810968

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{7573}}^1$

素因数の和:7691

約数の個数: 32

約数和(自身を含む): 49988400

約数和(自身を除く): 30177432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 436, 654, 872, 1308, 2616, 7573, 15146, 22719, 30292, 45438, 60584, 90876, 181752, 825457, 1650914, 2476371, 3301828, 4952742, 6603656, 9905484, 19810968]

約数ペア:

[(1, 19810968), (2, 9905484), (3, 6603656), (4, 4952742), (6, 3301828), (8, 2476371), (12, 1650914), (24, 825457), (109, 181752), (218, 90876), (327, 60584), (436, 45438), (654, 30292), (872, 22719), (1308, 15146), (2616, 7573)]