20180149591

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{345379}}^1$

素因数の和:345894

約数の個数: 16

約数和(自身を含む): 24469482240

約数和(自身を除く): 4289332649

約数列:

[1, 7, 17, 119, 491, 3437, 8347, 58429, 345379, 2417653, 5871443, 41100101, 169581089, 1187067623, 2882878513, 20180149591]

約数ペア:

[(1, 20180149591), (7, 2882878513), (17, 1187067623), (119, 169581089), (491, 41100101), (3437, 5871443), (8347, 2417653), (58429, 345379)]