20624646

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{809}}^1$

素因数の和:1428

約数の個数: 32

約数和(自身を含む): 47278080

約数和(自身を除く): 26653434

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 607, 809, 1214, 1618, 1821, 2427, 3642, 4249, 4854, 5663, 8498, 11326, 12747, 16989, 25494, 33978, 491063, 982126, 1473189, 2946378, 3437441, 6874882, 10312323, 20624646]

約数ペア:

[(1, 20624646), (2, 10312323), (3, 6874882), (6, 3437441), (7, 2946378), (14, 1473189), (21, 982126), (42, 491063), (607, 33978), (809, 25494), (1214, 16989), (1618, 12747), (1821, 11326), (2427, 8498), (3642, 5663), (4249, 4854)]