18528035516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{971}}^1\times {\mathrm{251071}}^1$

素因数の和:252065

約数の個数: 24

約数和(自身を含む): 34165877760

約数和(自身を除く): 15637842244

約数列:

[1, 2, 4, 19, 38, 76, 971, 1942, 3884, 18449, 36898, 73796, 251071, 502142, 1004284, 4770349, 9540698, 19081396, 243789941, 487579882, 975159764, 4632008879, 9264017758, 18528035516]

約数ペア:

[(1, 18528035516), (2, 9264017758), (4, 4632008879), (19, 975159764), (38, 487579882), (76, 243789941), (971, 19081396), (1942, 9540698), (3884, 4770349), (18449, 1004284), (36898, 502142), (73796, 251071)]