20117363684

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{38737}}^1$

素因数の和:38829

約数の個数: 72

約数和(自身を含む): 41114188920

約数和(自身を除く): 20996825236

約数列:

[1, 2, 4, 11, 22, 29, 37, 44, 58, 74, 116, 121, 148, 242, 319, 407, 484, 638, 814, 1073, 1276, 1628, 2146, 3509, 4292, 4477, 7018, 8954, 11803, 14036, 17908, 23606, 38737, 47212, 77474, 129833, 154948, 259666, 426107, 519332, 852214, 1123373, 1433269, 1704428, 2246746, 2866538, 4493492, 4687177, 5733076, 9374354, 12357103, 15765959, 18748708, 24714206, 31531918, 41564801, 49428412, 63063836, 83129602, 135928133, 166259204, 173425549, 271856266, 346851098, 457212811, 543712532, 693702196, 914425622, 1828851244, 5029340921, 10058681842, 20117363684]

約数ペア:

[(1, 20117363684), (2, 10058681842), (4, 5029340921), (11, 1828851244), (22, 914425622), (29, 693702196), (37, 543712532), (44, 457212811), (58, 346851098), (74, 271856266), (116, 173425549), (121, 166259204), (148, 135928133), (242, 83129602), (319, 63063836), (407, 49428412), (484, 41564801), (638, 31531918), (814, 24714206), (1073, 18748708), (1276, 15765959), (1628, 12357103), (2146, 9374354), (3509, 5733076), (4292, 4687177), (4477, 4493492), (7018, 2866538), (8954, 2246746), (11803, 1704428), (14036, 1433269), (17908, 1123373), (23606, 852214), (38737, 519332), (47212, 426107), (77474, 259666), (129833, 154948)]