20373837

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1579}}^1$

素因数の和:1633

約数の個数: 32

約数和(自身を含む): 32762880

約数和(自身を除く): 12389043

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 187, 253, 391, 561, 759, 1173, 1579, 4301, 4737, 12903, 17369, 26843, 36317, 52107, 80529, 108951, 295273, 399487, 617389, 885819, 1198461, 1852167, 6791279, 20373837]

約数ペア:

[(1, 20373837), (3, 6791279), (11, 1852167), (17, 1198461), (23, 885819), (33, 617389), (51, 399487), (69, 295273), (187, 108951), (253, 80529), (391, 52107), (561, 36317), (759, 26843), (1173, 17369), (1579, 12903), (4301, 4737)]