550891396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{658961}}^1$

素因数の和:658995

約数の個数: 24

約数和(自身を含む): 1107056160

約数和(自身を除く): 556164764

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 658961, 1317922, 2635844, 7248571, 12520259, 14497142, 25040518, 28994284, 50081036, 137722849, 275445698, 550891396]

約数ペア:

[(1, 550891396), (2, 275445698), (4, 137722849), (11, 50081036), (19, 28994284), (22, 25040518), (38, 14497142), (44, 12520259), (76, 7248571), (209, 2635844), (418, 1317922), (836, 658961)]