20685267358

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2801}}^1\times {\mathrm{27763}}^1$

素因数の和:30592

約数の個数: 32

約数和(自身を含む): 37341469440

約数和(自身を除く): 16656202082

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 2801, 5602, 19607, 27763, 39214, 53219, 55526, 106438, 194341, 372533, 388682, 527497, 745066, 1054994, 3692479, 7384958, 77764163, 155528326, 544349141, 1088698282, 1477519097, 2955038194, 10342633679, 20685267358]

約数ペア:

[(1, 20685267358), (2, 10342633679), (7, 2955038194), (14, 1477519097), (19, 1088698282), (38, 544349141), (133, 155528326), (266, 77764163), (2801, 7384958), (5602, 3692479), (19607, 1054994), (27763, 745066), (39214, 527497), (53219, 388682), (55526, 372533), (106438, 194341)]