210879290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1109891}}^1$

素因数の和:1109917

約数の個数: 16

約数和(自身を含む): 399561120

約数和(自身を除く): 188681830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1109891, 2219782, 5549455, 11098910, 21087929, 42175858, 105439645, 210879290]

約数ペア:

[(1, 210879290), (2, 105439645), (5, 42175858), (10, 21087929), (19, 11098910), (38, 5549455), (95, 2219782), (190, 1109891)]