18854556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1163}}^1$

素因数の和:1370

約数の個数: 48

約数和(自身を含む): 50582784

約数和(自身を除く): 31728228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 193, 386, 579, 772, 1158, 1163, 1351, 2316, 2326, 2702, 3489, 4053, 4652, 5404, 6978, 8106, 8141, 13956, 16212, 16282, 24423, 32564, 48846, 97692, 224459, 448918, 673377, 897836, 1346754, 1571213, 2693508, 3142426, 4713639, 6284852, 9427278, 18854556]

約数ペア:

[(1, 18854556), (2, 9427278), (3, 6284852), (4, 4713639), (6, 3142426), (7, 2693508), (12, 1571213), (14, 1346754), (21, 897836), (28, 673377), (42, 448918), (84, 224459), (193, 97692), (386, 48846), (579, 32564), (772, 24423), (1158, 16282), (1163, 16212), (1351, 13956), (2316, 8141), (2326, 8106), (2702, 6978), (3489, 5404), (4053, 4652)]