2538806

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:655

約数の個数: 16

約数和(自身を含む): 3977424

約数和(自身を除く): 1438618

約数列:

[1, 2, 43, 53, 86, 106, 557, 1114, 2279, 4558, 23951, 29521, 47902, 59042, 1269403, 2538806]

約数ペア:

[(1, 2538806), (2, 1269403), (43, 59042), (53, 47902), (86, 29521), (106, 23951), (557, 4558), (1114, 2279)]