20213608888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12089479}}^1$

素因数の和:12089515

約数の個数: 32

約数和(自身を含む): 43522128000

約数和(自身を除く): 23308519112

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 12089479, 24178958, 48357916, 96715832, 132984269, 229700101, 265968538, 459400202, 531937076, 918800404, 1063874152, 1837600808, 2526701111, 5053402222, 10106804444, 20213608888]

約数ペア:

[(1, 20213608888), (2, 10106804444), (4, 5053402222), (8, 2526701111), (11, 1837600808), (19, 1063874152), (22, 918800404), (38, 531937076), (44, 459400202), (76, 265968538), (88, 229700101), (152, 132984269), (209, 96715832), (418, 48357916), (836, 24178958), (1672, 12089479)]