221557138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{530041}}^1$

素因数の和:530073

約数の個数: 16

約数和(自身を含む): 381630240

約数和(自身を除く): 160073102

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 530041, 1060082, 5830451, 10070779, 11660902, 20141558, 110778569, 221557138]

約数ペア:

[(1, 221557138), (2, 110778569), (11, 20141558), (19, 11660902), (22, 10070779), (38, 5830451), (209, 1060082), (418, 530041)]