20953248

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:414

約数の個数: 96

約数和(自身を含む): 59984064

約数和(自身を除く): 39030816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 37, 48, 51, 68, 74, 96, 102, 111, 136, 148, 204, 222, 272, 296, 347, 408, 444, 544, 592, 629, 694, 816, 888, 1041, 1184, 1258, 1388, 1632, 1776, 1887, 2082, 2516, 2776, 3552, 3774, 4164, 5032, 5552, 5899, 7548, 8328, 10064, 11104, 11798, 12839, 15096, 16656, 17697, 20128, 23596, 25678, 30192, 33312, 35394, 38517, 47192, 51356, 60384, 70788, 77034, 94384, 102712, 141576, 154068, 188768, 205424, 218263, 283152, 308136, 410848, 436526, 566304, 616272, 654789, 873052, 1232544, 1309578, 1746104, 2619156, 3492208, 5238312, 6984416, 10476624, 20953248]

約数ペア:

[(1, 20953248), (2, 10476624), (3, 6984416), (4, 5238312), (6, 3492208), (8, 2619156), (12, 1746104), (16, 1309578), (17, 1232544), (24, 873052), (32, 654789), (34, 616272), (37, 566304), (48, 436526), (51, 410848), (68, 308136), (74, 283152), (96, 218263), (102, 205424), (111, 188768), (136, 154068), (148, 141576), (204, 102712), (222, 94384), (272, 77034), (296, 70788), (347, 60384), (408, 51356), (444, 47192), (544, 38517), (592, 35394), (629, 33312), (694, 30192), (816, 25678), (888, 23596), (1041, 20128), (1184, 17697), (1258, 16656), (1388, 15096), (1632, 12839), (1776, 11798), (1887, 11104), (2082, 10064), (2516, 8328), (2776, 7548), (3552, 5899), (3774, 5552), (4164, 5032)]