2557136

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{2251}}^1$

素因数の和:2330

約数の個数: 20

約数和(自身を含む): 5026464

約数和(自身を除く): 2469328

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 2251, 4502, 9004, 18008, 36016, 159821, 319642, 639284, 1278568, 2557136]

約数ペア:

[(1, 2557136), (2, 1278568), (4, 639284), (8, 319642), (16, 159821), (71, 36016), (142, 18008), (284, 9004), (568, 4502), (1136, 2251)]