20528027954

素因数分解:

$2^1\times 7^3\times {\mathrm{83}}^1\times {\mathrm{347}}^1\times {\mathrm{1039}}^1$

素因数の和:1492

約数の個数: 64

約数和(自身を含む): 36481536000

約数和(自身を除く): 15953508046

約数列:

[1, 2, 7, 14, 49, 83, 98, 166, 343, 347, 581, 686, 694, 1039, 1162, 2078, 2429, 4067, 4858, 7273, 8134, 14546, 17003, 28469, 28801, 34006, 50911, 56938, 57602, 86237, 101822, 119021, 172474, 201607, 238042, 356377, 360533, 403214, 603659, 712754, 721066, 1207318, 1411249, 2523731, 2822498, 4225613, 5047462, 8451226, 9878743, 17666117, 19757486, 29579291, 29924239, 35332234, 59158582, 59848478, 123662819, 209469673, 247325638, 418939346, 1466287711, 2932575422, 10264013977, 20528027954]

約数ペア:

[(1, 20528027954), (2, 10264013977), (7, 2932575422), (14, 1466287711), (49, 418939346), (83, 247325638), (98, 209469673), (166, 123662819), (343, 59848478), (347, 59158582), (581, 35332234), (686, 29924239), (694, 29579291), (1039, 19757486), (1162, 17666117), (2078, 9878743), (2429, 8451226), (4067, 5047462), (4858, 4225613), (7273, 2822498), (8134, 2523731), (14546, 1411249), (17003, 1207318), (28469, 721066), (28801, 712754), (34006, 603659), (50911, 403214), (56938, 360533), (57602, 356377), (86237, 238042), (101822, 201607), (119021, 172474)]