11981538

素因数分解:

$2^1\times 3^2\times {\mathrm{331}}^1\times {\mathrm{2011}}^1$

素因数の和:2350

約数の個数: 24

約数和(自身を含む): 26051376

約数和(自身を除く): 14069838

約数列:

[1, 2, 3, 6, 9, 18, 331, 662, 993, 1986, 2011, 2979, 4022, 5958, 6033, 12066, 18099, 36198, 665641, 1331282, 1996923, 3993846, 5990769, 11981538]

約数ペア:

[(1, 11981538), (2, 5990769), (3, 3993846), (6, 1996923), (9, 1331282), (18, 665641), (331, 36198), (662, 18099), (993, 12066), (1986, 6033), (2011, 5958), (2979, 4022)]