2011900805

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{23063}}^1$

素因数の和:23380

約数の個数: 16

約数和(自身を含む): 2457699840

約数和(自身を除く): 445799035

約数列:

[1, 5, 73, 239, 365, 1195, 17447, 23063, 87235, 115315, 1683599, 5512057, 8417995, 27560285, 402380161, 2011900805]

約数ペア:

[(1, 2011900805), (5, 402380161), (73, 27560285), (239, 8417995), (365, 5512057), (1195, 1683599), (17447, 115315), (23063, 87235)]