20194178210

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{887}}^1\times {\mathrm{20887}}^1$

素因数の和:21890

約数の個数: 32

約数和(自身を含む): 36726117120

約数和(自身を除く): 16531938910

約数列:

[1, 2, 5, 10, 109, 218, 545, 887, 1090, 1774, 4435, 8870, 20887, 41774, 96683, 104435, 193366, 208870, 483415, 966830, 2276683, 4553366, 11383415, 18526769, 22766830, 37053538, 92633845, 185267690, 2019417821, 4038835642, 10097089105, 20194178210]

約数ペア:

[(1, 20194178210), (2, 10097089105), (5, 4038835642), (10, 2019417821), (109, 185267690), (218, 92633845), (545, 37053538), (887, 22766830), (1090, 18526769), (1774, 11383415), (4435, 4553366), (8870, 2276683), (20887, 966830), (41774, 483415), (96683, 208870), (104435, 193366)]