19936854561

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{971}}^1\times {\mathrm{6343}}^1$

素因数の和:7413

約数の個数: 32

約数和(自身を含む): 29006595072

約数和(自身を除く): 9069740511

約数列:

[1, 3, 13, 39, 83, 249, 971, 1079, 2913, 3237, 6343, 12623, 19029, 37869, 80593, 82459, 241779, 247377, 526469, 1047709, 1579407, 3143127, 6159053, 6844097, 18477159, 20532291, 80067689, 240203067, 511201399, 1533604197, 6645618187, 19936854561]

約数ペア:

[(1, 19936854561), (3, 6645618187), (13, 1533604197), (39, 511201399), (83, 240203067), (249, 80067689), (971, 20532291), (1079, 18477159), (2913, 6844097), (3237, 6159053), (6343, 3143127), (12623, 1579407), (19029, 1047709), (37869, 526469), (80593, 247377), (82459, 241779)]