19953482

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{631}}^1$

素因数の和:893

約数の個数: 16

約数和(自身を含む): 30472512

約数和(自身を除く): 10519030

約数列:

[1, 2, 97, 163, 194, 326, 631, 1262, 15811, 31622, 61207, 102853, 122414, 205706, 9976741, 19953482]

約数ペア:

[(1, 19953482), (2, 9976741), (97, 205706), (163, 122414), (194, 102853), (326, 61207), (631, 31622), (1262, 15811)]