19715692755

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1\times {\mathrm{5387}}^1$

素因数の和:5988

約数の個数: 64

約数和(自身を含む): 35323900416

約数和(自身を除く): 15608207661

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 123, 165, 205, 451, 541, 615, 1353, 1623, 2255, 2705, 5387, 5951, 6765, 8115, 16161, 17853, 22181, 26935, 29755, 59257, 66543, 80805, 89265, 110905, 177771, 220867, 243991, 296285, 332715, 662601, 731973, 888855, 1104335, 1219955, 2429537, 2914367, 3313005, 3659865, 7288611, 8743101, 12147685, 14571835, 32058037, 36443055, 43715505, 96174111, 119489047, 160290185, 358467141, 480870555, 597445235, 1314379517, 1792335705, 3943138551, 6571897585, 19715692755]

約数ペア:

[(1, 19715692755), (3, 6571897585), (5, 3943138551), (11, 1792335705), (15, 1314379517), (33, 597445235), (41, 480870555), (55, 358467141), (123, 160290185), (165, 119489047), (205, 96174111), (451, 43715505), (541, 36443055), (615, 32058037), (1353, 14571835), (1623, 12147685), (2255, 8743101), (2705, 7288611), (5387, 3659865), (5951, 3313005), (6765, 2914367), (8115, 2429537), (16161, 1219955), (17853, 1104335), (22181, 888855), (26935, 731973), (29755, 662601), (59257, 332715), (66543, 296285), (80805, 243991), (89265, 220867), (110905, 177771)]