20218417630

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18549007}}^1$

素因数の和:18549123

約数の個数: 16

約数和(自身を含む): 36727035840

約数和(自身を除く): 16508618210

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 18549007, 37098014, 92745035, 185490070, 2021841763, 4043683526, 10109208815, 20218417630]

約数ペア:

[(1, 20218417630), (2, 10109208815), (5, 4043683526), (10, 2021841763), (109, 185490070), (218, 92745035), (545, 37098014), (1090, 18549007)]