20943608

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3631}}^1$

素因数の和:3747

約数の個数: 32

約数和(自身を含む): 45327360

約数和(自身を除く): 24383752

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 3631, 5768, 7262, 14524, 25417, 29048, 50834, 101668, 203336, 373993, 747986, 1495972, 2617951, 2991944, 5235902, 10471804, 20943608]

約数ペア:

[(1, 20943608), (2, 10471804), (4, 5235902), (7, 2991944), (8, 2617951), (14, 1495972), (28, 747986), (56, 373993), (103, 203336), (206, 101668), (412, 50834), (721, 29048), (824, 25417), (1442, 14524), (2884, 7262), (3631, 5768)]