20453540157

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2191529}}^1$

素因数の和:2191613

約数の個数: 24

約数和(自身を含む): 31794717240

約数和(自身を除く): 11341177083

約数列:

[1, 3, 9, 17, 51, 61, 153, 183, 549, 1037, 3111, 9333, 2191529, 6574587, 19723761, 37255993, 111767979, 133683269, 335303937, 401049807, 1203149421, 2272615573, 6817846719, 20453540157]

約数ペア:

[(1, 20453540157), (3, 6817846719), (9, 2272615573), (17, 1203149421), (51, 401049807), (61, 335303937), (153, 133683269), (183, 111767979), (549, 37255993), (1037, 19723761), (3111, 6574587), (9333, 2191529)]