19478316

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11351}}^1$

素因数の和:11382

約数の個数: 48

約数和(自身を含む): 53399808

約数和(自身を除く): 33921492

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 11351, 22702, 34053, 45404, 68106, 124861, 136212, 147563, 249722, 295126, 374583, 442689, 499444, 590252, 749166, 885378, 1498332, 1623193, 1770756, 3246386, 4869579, 6492772, 9739158, 19478316]

約数ペア:

[(1, 19478316), (2, 9739158), (3, 6492772), (4, 4869579), (6, 3246386), (11, 1770756), (12, 1623193), (13, 1498332), (22, 885378), (26, 749166), (33, 590252), (39, 499444), (44, 442689), (52, 374583), (66, 295126), (78, 249722), (132, 147563), (143, 136212), (156, 124861), (286, 68106), (429, 45404), (572, 34053), (858, 22702), (1716, 11351)]