20512397552

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{13216751}}^1$

素因数の和:13216856

約数の個数: 20

約数和(自身を含む): 40152492576

約数和(自身を除く): 19640095024

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 13216751, 26433502, 52867004, 105734008, 211468016, 1282024847, 2564049694, 5128099388, 10256198776, 20512397552]

約数ペア:

[(1, 20512397552), (2, 10256198776), (4, 5128099388), (8, 2564049694), (16, 1282024847), (97, 211468016), (194, 105734008), (388, 52867004), (776, 26433502), (1552, 13216751)]