20286069776

素因数分解:

$2^4\times 7^2\times {\mathrm{101}}^1\times {\mathrm{256189}}^1$

素因数の和:256312

約数の個数: 60

約数和(自身を含む): 46174148460

約数和(自身を除く): 25888078684

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 101, 112, 196, 202, 392, 404, 707, 784, 808, 1414, 1616, 2828, 4949, 5656, 9898, 11312, 19796, 39592, 79184, 256189, 512378, 1024756, 1793323, 2049512, 3586646, 4099024, 7173292, 12553261, 14346584, 25106522, 25875089, 28693168, 50213044, 51750178, 100426088, 103500356, 181125623, 200852176, 207000712, 362251246, 414001424, 724502492, 1267879361, 1449004984, 2535758722, 2898009968, 5071517444, 10143034888, 20286069776]

約数ペア:

[(1, 20286069776), (2, 10143034888), (4, 5071517444), (7, 2898009968), (8, 2535758722), (14, 1449004984), (16, 1267879361), (28, 724502492), (49, 414001424), (56, 362251246), (98, 207000712), (101, 200852176), (112, 181125623), (196, 103500356), (202, 100426088), (392, 51750178), (404, 50213044), (707, 28693168), (784, 25875089), (808, 25106522), (1414, 14346584), (1616, 12553261), (2828, 7173292), (4949, 4099024), (5656, 3586646), (9898, 2049512), (11312, 1793323), (19796, 1024756), (39592, 512378), (79184, 256189)]