20771226

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{467}}^1$

素因数の和:835

約数の個数: 48

約数和(自身を含む): 51689664

約数和(自身を除く): 30918438

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 353, 467, 706, 934, 1059, 1401, 2118, 2471, 2802, 3177, 3269, 4203, 4942, 6354, 6538, 7413, 8406, 9807, 14826, 19614, 22239, 29421, 44478, 58842, 164851, 329702, 494553, 989106, 1153957, 1483659, 2307914, 2967318, 3461871, 6923742, 10385613, 20771226]

約数ペア:

[(1, 20771226), (2, 10385613), (3, 6923742), (6, 3461871), (7, 2967318), (9, 2307914), (14, 1483659), (18, 1153957), (21, 989106), (42, 494553), (63, 329702), (126, 164851), (353, 58842), (467, 44478), (706, 29421), (934, 22239), (1059, 19614), (1401, 14826), (2118, 9807), (2471, 8406), (2802, 7413), (3177, 6538), (3269, 6354), (4203, 4942)]