20686686

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2044

約数の個数: 32

約数和(自身を含む): 43524000

約数和(自身を除く): 22837314

約数列:

[1, 2, 3, 6, 29, 58, 61, 87, 122, 174, 183, 366, 1769, 1949, 3538, 3898, 5307, 5847, 10614, 11694, 56521, 113042, 118889, 169563, 237778, 339126, 356667, 713334, 3447781, 6895562, 10343343, 20686686]

約数ペア:

[(1, 20686686), (2, 10343343), (3, 6895562), (6, 3447781), (29, 713334), (58, 356667), (61, 339126), (87, 237778), (122, 169563), (174, 118889), (183, 113042), (366, 56521), (1769, 11694), (1949, 10614), (3538, 5847), (3898, 5307)]