20146555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1483}}^1$

素因数の和:1531

約数の個数: 32

約数和(自身を含む): 29917440

約数和(自身を除く): 9770885

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 209, 247, 715, 1045, 1235, 1483, 2717, 7415, 13585, 16313, 19279, 28177, 81565, 96395, 140885, 212069, 309947, 366301, 1060345, 1549735, 1831505, 4029311, 20146555]

約数ペア:

[(1, 20146555), (5, 4029311), (11, 1831505), (13, 1549735), (19, 1060345), (55, 366301), (65, 309947), (95, 212069), (143, 140885), (209, 96395), (247, 81565), (715, 28177), (1045, 19279), (1235, 16313), (1483, 13585), (2717, 7415)]