18019672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 39916800

約数和(自身を除く): 21897128

約数列:

[1, 2, 4, 8, 11, 22, 23, 29, 44, 46, 58, 88, 92, 116, 184, 232, 253, 307, 319, 506, 614, 638, 667, 1012, 1228, 1276, 1334, 2024, 2456, 2552, 2668, 3377, 5336, 6754, 7061, 7337, 8903, 13508, 14122, 14674, 17806, 27016, 28244, 29348, 35612, 56488, 58696, 71224, 77671, 97933, 155342, 195866, 204769, 310684, 391732, 409538, 621368, 783464, 819076, 1638152, 2252459, 4504918, 9009836, 18019672]

約数ペア:

[(1, 18019672), (2, 9009836), (4, 4504918), (8, 2252459), (11, 1638152), (22, 819076), (23, 783464), (29, 621368), (44, 409538), (46, 391732), (58, 310684), (88, 204769), (92, 195866), (116, 155342), (184, 97933), (232, 77671), (253, 71224), (307, 58696), (319, 56488), (506, 35612), (614, 29348), (638, 28244), (667, 27016), (1012, 17806), (1228, 14674), (1276, 14122), (1334, 13508), (2024, 8903), (2456, 7337), (2552, 7061), (2668, 6754), (3377, 5336)]