19495424

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:161

約数の個数: 80

約数和(自身を含む): 43825320

約数和(自身を除く): 24329896

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 101, 104, 116, 128, 202, 208, 232, 256, 377, 404, 416, 464, 512, 754, 808, 832, 928, 1313, 1508, 1616, 1664, 1856, 2626, 2929, 3016, 3232, 3328, 3712, 5252, 5858, 6032, 6464, 6656, 7424, 10504, 11716, 12064, 12928, 14848, 21008, 23432, 24128, 25856, 38077, 42016, 46864, 48256, 51712, 76154, 84032, 93728, 96512, 152308, 168064, 187456, 193024, 304616, 336128, 374912, 609232, 672256, 749824, 1218464, 1499648, 2436928, 4873856, 9747712, 19495424]

約数ペア:

[(1, 19495424), (2, 9747712), (4, 4873856), (8, 2436928), (13, 1499648), (16, 1218464), (26, 749824), (29, 672256), (32, 609232), (52, 374912), (58, 336128), (64, 304616), (101, 193024), (104, 187456), (116, 168064), (128, 152308), (202, 96512), (208, 93728), (232, 84032), (256, 76154), (377, 51712), (404, 48256), (416, 46864), (464, 42016), (512, 38077), (754, 25856), (808, 24128), (832, 23432), (928, 21008), (1313, 14848), (1508, 12928), (1616, 12064), (1664, 11716), (1856, 10504), (2626, 7424), (2929, 6656), (3016, 6464), (3232, 6032), (3328, 5858), (3712, 5252)]