20512421208

素因数分解:

$2^3\times 3^6\times {\mathrm{131}}^1\times {\mathrm{26849}}^1$

素因数の和:27004

約数の個数: 112

約数和(自身を含む): 58107159000

約数和(自身を除く): 37594737792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 131, 162, 216, 243, 262, 324, 393, 486, 524, 648, 729, 786, 972, 1048, 1179, 1458, 1572, 1944, 2358, 2916, 3144, 3537, 4716, 5832, 7074, 9432, 10611, 14148, 21222, 26849, 28296, 31833, 42444, 53698, 63666, 80547, 84888, 95499, 107396, 127332, 161094, 190998, 214792, 241641, 254664, 322188, 381996, 483282, 644376, 724923, 763992, 966564, 1449846, 1933128, 2174769, 2899692, 3517219, 4349538, 5799384, 6524307, 7034438, 8699076, 10551657, 13048614, 14068876, 17398152, 19572921, 21103314, 26097228, 28137752, 31654971, 39145842, 42206628, 52194456, 63309942, 78291684, 84413256, 94964913, 126619884, 156583368, 189929826, 253239768, 284894739, 379859652, 569789478, 759719304, 854684217, 1139578956, 1709368434, 2279157912, 2564052651, 3418736868, 5128105302, 6837473736, 10256210604, 20512421208]

約数ペア:

[(1, 20512421208), (2, 10256210604), (3, 6837473736), (4, 5128105302), (6, 3418736868), (8, 2564052651), (9, 2279157912), (12, 1709368434), (18, 1139578956), (24, 854684217), (27, 759719304), (36, 569789478), (54, 379859652), (72, 284894739), (81, 253239768), (108, 189929826), (131, 156583368), (162, 126619884), (216, 94964913), (243, 84413256), (262, 78291684), (324, 63309942), (393, 52194456), (486, 42206628), (524, 39145842), (648, 31654971), (729, 28137752), (786, 26097228), (972, 21103314), (1048, 19572921), (1179, 17398152), (1458, 14068876), (1572, 13048614), (1944, 10551657), (2358, 8699076), (2916, 7034438), (3144, 6524307), (3537, 5799384), (4716, 4349538), (5832, 3517219), (7074, 2899692), (9432, 2174769), (10611, 1933128), (14148, 1449846), (21222, 966564), (26849, 763992), (28296, 724923), (31833, 644376), (42444, 483282), (53698, 381996), (63666, 322188), (80547, 254664), (84888, 241641), (95499, 214792), (107396, 190998), (127332, 161094)]