816530054

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:1028

約数の個数: 32

約数和(自身を含む): 1307145600

約数和(自身を除く): 490615546

約数列:

[1, 2, 19, 38, 107, 214, 409, 491, 818, 982, 2033, 4066, 7771, 9329, 15542, 18658, 43763, 52537, 87526, 105074, 200819, 401638, 831497, 998203, 1662994, 1996406, 3815561, 7631122, 21487633, 42975266, 408265027, 816530054]

約数ペア:

[(1, 816530054), (2, 408265027), (19, 42975266), (38, 21487633), (107, 7631122), (214, 3815561), (409, 1996406), (491, 1662994), (818, 998203), (982, 831497), (2033, 401638), (4066, 200819), (7771, 105074), (9329, 87526), (15542, 52537), (18658, 43763)]