20181636717

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{57193}}^1$

素因数の和:57278

約数の個数: 48

約数和(自身を含む): 32026809792

約数和(自身を除く): 11845173075

約数列:

[1, 3, 11, 17, 33, 37, 51, 111, 187, 289, 407, 561, 629, 867, 1221, 1887, 3179, 6919, 9537, 10693, 20757, 32079, 57193, 117623, 171579, 352869, 629123, 972281, 1887369, 2116141, 2916843, 6348423, 10695091, 16528777, 23277551, 32085273, 35974397, 49586331, 69832653, 107923191, 181816547, 395718367, 545449641, 611564749, 1187155101, 1834694247, 6727212239, 20181636717]

約数ペア:

[(1, 20181636717), (3, 6727212239), (11, 1834694247), (17, 1187155101), (33, 611564749), (37, 545449641), (51, 395718367), (111, 181816547), (187, 107923191), (289, 69832653), (407, 49586331), (561, 35974397), (629, 32085273), (867, 23277551), (1221, 16528777), (1887, 10695091), (3179, 6348423), (6919, 2916843), (9537, 2116141), (10693, 1887369), (20757, 972281), (32079, 629123), (57193, 352869), (117623, 171579)]