209712910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1906481}}^1$

素因数の和:1906499

約数の個数: 16

約数和(自身を含む): 411800112

約数和(自身を除く): 202087202

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1906481, 3812962, 9532405, 19064810, 20971291, 41942582, 104856455, 209712910]

約数ペア:

[(1, 209712910), (2, 104856455), (5, 41942582), (10, 20971291), (11, 19064810), (22, 9532405), (55, 3812962), (110, 1906481)]