193821188

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{400457}}^1$

素因数の和:400483

約数の個数: 18

約数和(自身を含む): 372826398

約数和(自身を除く): 179005210

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 400457, 800914, 1601828, 4405027, 8810054, 17620108, 48455297, 96910594, 193821188]

約数ペア:

[(1, 193821188), (2, 96910594), (4, 48455297), (11, 17620108), (22, 8810054), (44, 4405027), (121, 1601828), (242, 800914), (484, 400457)]