20199291926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1439}}^1\times {\mathrm{638047}}^1$

素因数の和:639499

約数の個数: 16

約数和(自身を含む): 33076408320

約数和(自身を除く): 12877116394

約数列:

[1, 2, 11, 22, 1439, 2878, 15829, 31658, 638047, 1276094, 7018517, 14037034, 918149633, 1836299266, 10099645963, 20199291926]

約数ペア:

[(1, 20199291926), (2, 10099645963), (11, 1836299266), (22, 918149633), (1439, 14037034), (2878, 7018517), (15829, 1276094), (31658, 638047)]