20188367620

素因数分解:

$2^2\times 5^1\times {\mathrm{79777}}^1\times {\mathrm{12653}}^1$

素因数の和:92439

約数の個数: 24

約数和(自身を含む): 42399454104

約数和(自身を除く): 22211086484

約数列:

[1, 2, 4, 5, 10, 20, 12653, 25306, 50612, 63265, 79777, 126530, 159554, 253060, 319108, 398885, 797770, 1595540, 1009418381, 2018836762, 4037673524, 5047091905, 10094183810, 20188367620]

約数ペア:

[(1, 20188367620), (2, 10094183810), (4, 5047091905), (5, 4037673524), (10, 2018836762), (20, 1009418381), (12653, 1595540), (25306, 797770), (50612, 398885), (63265, 319108), (79777, 253060), (126530, 159554)]