20867150

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{6229}}^1$

素因数の和:6308

約数の個数: 24

約数和(自身を含む): 39398520

約数和(自身を除く): 18531370

約数列:

[1, 2, 5, 10, 25, 50, 67, 134, 335, 670, 1675, 3350, 6229, 12458, 31145, 62290, 155725, 311450, 417343, 834686, 2086715, 4173430, 10433575, 20867150]

約数ペア:

[(1, 20867150), (2, 10433575), (5, 4173430), (10, 2086715), (25, 834686), (50, 417343), (67, 311450), (134, 155725), (335, 62290), (670, 31145), (1675, 12458), (3350, 6229)]