28796438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{68891}}^1$

素因数の和:68923

約数の個数: 16

約数和(自身を含む): 49602240

約数和(自身を除く): 20805802

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 68891, 137782, 757801, 1308929, 1515602, 2617858, 14398219, 28796438]

約数ペア:

[(1, 28796438), (2, 14398219), (11, 2617858), (19, 1515602), (22, 1308929), (38, 757801), (209, 137782), (418, 68891)]