19748484

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{78367}}^1$

素因数の和:78384

約数の個数: 36

約数和(自身を含む): 57051904

約数和(自身を除く): 37303420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 78367, 156734, 235101, 313468, 470202, 548569, 705303, 940404, 1097138, 1410606, 1645707, 2194276, 2821212, 3291414, 4937121, 6582828, 9874242, 19748484]

約数ペア:

[(1, 19748484), (2, 9874242), (3, 6582828), (4, 4937121), (6, 3291414), (7, 2821212), (9, 2194276), (12, 1645707), (14, 1410606), (18, 1097138), (21, 940404), (28, 705303), (36, 548569), (42, 470202), (63, 313468), (84, 235101), (126, 156734), (252, 78367)]