188959090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{309769}}^1$

素因数の和:309837

約数の個数: 16

約数和(自身を含む): 345703320

約数和(自身を除く): 156744230

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 309769, 619538, 1548845, 3097690, 18895909, 37791818, 94479545, 188959090]

約数ペア:

[(1, 188959090), (2, 94479545), (5, 37791818), (10, 18895909), (61, 3097690), (122, 1548845), (305, 619538), (610, 309769)]