19808602

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47389}}^1$

素因数の和:47421

約数の個数: 16

約数和(自身を含む): 34120800

約数和(自身を除く): 14312198

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 47389, 94778, 521279, 900391, 1042558, 1800782, 9904301, 19808602]

約数ペア:

[(1, 19808602), (2, 9904301), (11, 1800782), (19, 1042558), (22, 900391), (38, 521279), (209, 94778), (418, 47389)]