20176490972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{81929}}^1$

素因数の和:82166

約数の個数: 48

約数和(自身を含む): 40053938400

約数和(自身を除く): 19877447428

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 193, 319, 386, 638, 772, 1276, 2123, 4246, 5597, 8492, 11194, 22388, 61567, 81929, 123134, 163858, 246268, 327716, 901219, 1802438, 2375941, 3604876, 4751882, 9503764, 15812297, 26135351, 31624594, 52270702, 63249188, 104541404, 173935267, 347870534, 458556613, 695741068, 917113226, 1834226452, 5044122743, 10088245486, 20176490972]

約数ペア:

[(1, 20176490972), (2, 10088245486), (4, 5044122743), (11, 1834226452), (22, 917113226), (29, 695741068), (44, 458556613), (58, 347870534), (116, 173935267), (193, 104541404), (319, 63249188), (386, 52270702), (638, 31624594), (772, 26135351), (1276, 15812297), (2123, 9503764), (4246, 4751882), (5597, 3604876), (8492, 2375941), (11194, 1802438), (22388, 901219), (61567, 327716), (81929, 246268), (123134, 163858)]