19977760046

素因数分解:

$2^1\times {\mathrm{89}}^2\times {\mathrm{199}}^1\times {\mathrm{6337}}^1$

素因数の和:6716

約数の個数: 24

約数和(自身を含む): 30464230800

約数和(自身を除く): 10486470754

約数列:

[1, 2, 89, 178, 199, 398, 6337, 7921, 12674, 15842, 17711, 35422, 563993, 1127986, 1261063, 1576279, 2522126, 3152558, 50195377, 100390754, 112234607, 224469214, 9988880023, 19977760046]

約数ペア:

[(1, 19977760046), (2, 9988880023), (89, 224469214), (178, 112234607), (199, 100390754), (398, 50195377), (6337, 3152558), (7921, 2522126), (12674, 1576279), (15842, 1261063), (17711, 1127986), (35422, 563993)]