199815316

素因数分解:

$2^2\times {\mathrm{1871}}^1\times {\mathrm{26699}}^1$

素因数の和:28574

約数の個数: 12

約数和(自身を含む): 349876800

約数和(自身を除く): 150061484

約数列:

[1, 2, 4, 1871, 3742, 7484, 26699, 53398, 106796, 49953829, 99907658, 199815316]

約数ペア:

[(1, 199815316), (2, 99907658), (4, 49953829), (1871, 106796), (3742, 53398), (7484, 26699)]