1998072010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{95101}}^1$

素因数の和:95310

約数の個数: 32

約数和(自身を含む): 3944070144

約数和(自身を除く): 1945998134

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 955, 1910, 2101, 4202, 10505, 21010, 95101, 190202, 475505, 951010, 1046111, 2092222, 5230555, 10461110, 18164291, 36328582, 90821455, 181642910, 199807201, 399614402, 999036005, 1998072010]

約数ペア:

[(1, 1998072010), (2, 999036005), (5, 399614402), (10, 199807201), (11, 181642910), (22, 90821455), (55, 36328582), (110, 18164291), (191, 10461110), (382, 5230555), (955, 2092222), (1910, 1046111), (2101, 951010), (4202, 475505), (10505, 190202), (21010, 95101)]