20304484

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{317}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 36328320

約数和(自身を除く): 16023836

約数列:

[1, 2, 4, 67, 134, 239, 268, 317, 478, 634, 956, 1268, 16013, 21239, 32026, 42478, 64052, 75763, 84956, 151526, 303052, 5076121, 10152242, 20304484]

約数ペア:

[(1, 20304484), (2, 10152242), (4, 5076121), (67, 303052), (134, 151526), (239, 84956), (268, 75763), (317, 64052), (478, 42478), (634, 32026), (956, 21239), (1268, 16013)]