19287212

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18617}}^1$

素因数の和:18665

約数の個数: 24

約数和(自身を含む): 39619104

約数和(自身を除く): 20331892

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 18617, 37234, 74468, 130319, 260638, 521276, 688829, 1377658, 2755316, 4821803, 9643606, 19287212]

約数ペア:

[(1, 19287212), (2, 9643606), (4, 4821803), (7, 2755316), (14, 1377658), (28, 688829), (37, 521276), (74, 260638), (148, 130319), (259, 74468), (518, 37234), (1036, 18617)]