11986454

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 19980000

約数和(自身を除く): 7993546

約数列:

[1, 2, 19, 29, 38, 58, 73, 146, 149, 298, 551, 1102, 1387, 2117, 2774, 2831, 4234, 4321, 5662, 8642, 10877, 21754, 40223, 80446, 82099, 164198, 206663, 315433, 413326, 630866, 5993227, 11986454]

約数ペア:

[(1, 11986454), (2, 5993227), (19, 630866), (29, 413326), (38, 315433), (58, 206663), (73, 164198), (146, 82099), (149, 80446), (298, 40223), (551, 21754), (1102, 10877), (1387, 8642), (2117, 5662), (2774, 4321), (2831, 4234)]