20427342

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{691}}^1$

素因数の和:1088

約数の個数: 32

約数和(自身を含む): 44177280

約数和(自身を除く): 23749938

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 379, 691, 758, 1137, 1382, 2073, 2274, 4146, 4927, 8983, 9854, 14781, 17966, 26949, 29562, 53898, 261889, 523778, 785667, 1571334, 3404557, 6809114, 10213671, 20427342]

約数ペア:

[(1, 20427342), (2, 10213671), (3, 6809114), (6, 3404557), (13, 1571334), (26, 785667), (39, 523778), (78, 261889), (379, 53898), (691, 29562), (758, 26949), (1137, 17966), (1382, 14781), (2073, 9854), (2274, 8983), (4146, 4927)]