20488384

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:150

約数の個数: 112

約数和(自身を含む): 51206400

約数和(自身を除く): 30718016

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 32, 38, 56, 58, 64, 76, 83, 112, 116, 133, 152, 166, 203, 224, 232, 266, 304, 332, 406, 448, 464, 532, 551, 581, 608, 664, 812, 928, 1064, 1102, 1162, 1216, 1328, 1577, 1624, 1856, 2128, 2204, 2324, 2407, 2656, 3154, 3248, 3857, 4256, 4408, 4648, 4814, 5312, 6308, 6496, 7714, 8512, 8816, 9296, 9628, 11039, 12616, 12992, 15428, 16849, 17632, 18592, 19256, 22078, 25232, 30856, 33698, 35264, 37184, 38512, 44156, 45733, 50464, 61712, 67396, 77024, 88312, 91466, 100928, 123424, 134792, 154048, 176624, 182932, 246848, 269584, 320131, 353248, 365864, 539168, 640262, 706496, 731728, 1078336, 1280524, 1463456, 2561048, 2926912, 5122096, 10244192, 20488384]

約数ペア:

[(1, 20488384), (2, 10244192), (4, 5122096), (7, 2926912), (8, 2561048), (14, 1463456), (16, 1280524), (19, 1078336), (28, 731728), (29, 706496), (32, 640262), (38, 539168), (56, 365864), (58, 353248), (64, 320131), (76, 269584), (83, 246848), (112, 182932), (116, 176624), (133, 154048), (152, 134792), (166, 123424), (203, 100928), (224, 91466), (232, 88312), (266, 77024), (304, 67396), (332, 61712), (406, 50464), (448, 45733), (464, 44156), (532, 38512), (551, 37184), (581, 35264), (608, 33698), (664, 30856), (812, 25232), (928, 22078), (1064, 19256), (1102, 18592), (1162, 17632), (1216, 16849), (1328, 15428), (1577, 12992), (1624, 12616), (1856, 11039), (2128, 9628), (2204, 9296), (2324, 8816), (2407, 8512), (2656, 7714), (3154, 6496), (3248, 6308), (3857, 5312), (4256, 4814), (4408, 4648)]