220142018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{9181}}^1$

素因数の和:9833

約数の個数: 16

約数和(自身を含む): 348181440

約数和(自身を除く): 128039422

約数列:

[1, 2, 19, 38, 631, 1262, 9181, 11989, 18362, 23978, 174439, 348878, 5793211, 11586422, 110071009, 220142018]

約数ペア:

[(1, 220142018), (2, 110071009), (19, 11586422), (38, 5793211), (631, 348878), (1262, 174439), (9181, 23978), (11989, 18362)]