20895050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37991}}^1$

素因数の和:38014

約数の個数: 24

約数和(自身を含む): 42399072

約数和(自身を除く): 21504022

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 37991, 75982, 189955, 379910, 417901, 835802, 949775, 1899550, 2089505, 4179010, 10447525, 20895050]

約数ペア:

[(1, 20895050), (2, 10447525), (5, 4179010), (10, 2089505), (11, 1899550), (22, 949775), (25, 835802), (50, 417901), (55, 379910), (110, 189955), (275, 75982), (550, 37991)]