19402290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1117}}^1$

素因数の和:1323

約数の個数: 48

約数和(自身を含む): 50752728

約数和(自身を除く): 31350438

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 193, 386, 579, 965, 1117, 1158, 1737, 1930, 2234, 2895, 3351, 3474, 5585, 5790, 6702, 8685, 10053, 11170, 16755, 17370, 20106, 33510, 50265, 100530, 215581, 431162, 646743, 1077905, 1293486, 1940229, 2155810, 3233715, 3880458, 6467430, 9701145, 19402290]

約数ペア:

[(1, 19402290), (2, 9701145), (3, 6467430), (5, 3880458), (6, 3233715), (9, 2155810), (10, 1940229), (15, 1293486), (18, 1077905), (30, 646743), (45, 431162), (90, 215581), (193, 100530), (386, 50265), (579, 33510), (965, 20106), (1117, 17370), (1158, 16755), (1737, 11170), (1930, 10053), (2234, 8685), (2895, 6702), (3351, 5790), (3474, 5585)]