20278194

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 41472000

約数和(自身を除く): 21193806

約数列:

[1, 2, 3, 6, 79, 158, 179, 237, 239, 358, 474, 478, 537, 717, 1074, 1434, 14141, 18881, 28282, 37762, 42423, 42781, 56643, 84846, 85562, 113286, 128343, 256686, 3379699, 6759398, 10139097, 20278194]

約数ペア:

[(1, 20278194), (2, 10139097), (3, 6759398), (6, 3379699), (79, 256686), (158, 128343), (179, 113286), (237, 85562), (239, 84846), (358, 56643), (474, 42781), (478, 42423), (537, 37762), (717, 28282), (1074, 18881), (1434, 14141)]