20089756

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{491}}^1$

素因数の和:741

約数の個数: 24

約数和(自身を含む): 36079344

約数和(自身を除く): 15989588

約数列:

[1, 2, 4, 53, 106, 193, 212, 386, 491, 772, 982, 1964, 10229, 20458, 26023, 40916, 52046, 94763, 104092, 189526, 379052, 5022439, 10044878, 20089756]

約数ペア:

[(1, 20089756), (2, 10044878), (4, 5022439), (53, 379052), (106, 189526), (193, 104092), (212, 94763), (386, 52046), (491, 40916), (772, 26023), (982, 20458), (1964, 10229)]