20794915328

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{62581}}^1$

素因数の和:62669

約数の個数: 80

約数和(自身を含む): 46095397920

約数和(自身を除く): 25300482592

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 64, 88, 118, 128, 176, 236, 256, 352, 472, 512, 649, 704, 944, 1298, 1408, 1888, 2596, 2816, 3776, 5192, 5632, 7552, 10384, 15104, 20768, 30208, 41536, 62581, 83072, 125162, 166144, 250324, 332288, 500648, 688391, 1001296, 1376782, 2002592, 2753564, 3692279, 4005184, 5507128, 7384558, 8010368, 11014256, 14769116, 16020736, 22028512, 29538232, 32041472, 40615069, 44057024, 59076464, 81230138, 88114048, 118152928, 162460276, 176228096, 236305856, 324920552, 352456192, 472611712, 649841104, 945223424, 1299682208, 1890446848, 2599364416, 5198728832, 10397457664, 20794915328]

約数ペア:

[(1, 20794915328), (2, 10397457664), (4, 5198728832), (8, 2599364416), (11, 1890446848), (16, 1299682208), (22, 945223424), (32, 649841104), (44, 472611712), (59, 352456192), (64, 324920552), (88, 236305856), (118, 176228096), (128, 162460276), (176, 118152928), (236, 88114048), (256, 81230138), (352, 59076464), (472, 44057024), (512, 40615069), (649, 32041472), (704, 29538232), (944, 22028512), (1298, 16020736), (1408, 14769116), (1888, 11014256), (2596, 8010368), (2816, 7384558), (3776, 5507128), (5192, 4005184), (5632, 3692279), (7552, 2753564), (10384, 2002592), (15104, 1376782), (20768, 1001296), (30208, 688391), (41536, 500648), (62581, 332288), (83072, 250324), (125162, 166144)]