20743814

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{389}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 38525760

約数和(自身を除く): 17781946

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 293, 389, 586, 778, 2051, 2723, 3809, 4102, 5057, 5446, 7618, 10114, 26663, 35399, 53326, 70798, 113977, 227954, 797839, 1481701, 1595678, 2963402, 10371907, 20743814]

約数ペア:

[(1, 20743814), (2, 10371907), (7, 2963402), (13, 1595678), (14, 1481701), (26, 797839), (91, 227954), (182, 113977), (293, 70798), (389, 53326), (586, 35399), (778, 26663), (2051, 10114), (2723, 7618), (3809, 5446), (4102, 5057)]