19971622

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47779}}^1$

素因数の和:47811

約数の個数: 16

約数和(自身を含む): 34401600

約数和(自身を除く): 14429978

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 47779, 95558, 525569, 907801, 1051138, 1815602, 9985811, 19971622]

約数ペア:

[(1, 19971622), (2, 9985811), (11, 1815602), (19, 1051138), (22, 907801), (38, 525569), (209, 95558), (418, 47779)]