19868324

素因数分解:

$2^2\times 7^2\times {\mathrm{167}}^1\times {\mathrm{607}}^1$

素因数の和:792

約数の個数: 36

約数和(自身を含む): 40755456

約数和(自身を除く): 20887132

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 167, 196, 334, 607, 668, 1169, 1214, 2338, 2428, 4249, 4676, 8183, 8498, 16366, 16996, 29743, 32732, 59486, 101369, 118972, 202738, 405476, 709583, 1419166, 2838332, 4967081, 9934162, 19868324]

約数ペア:

[(1, 19868324), (2, 9934162), (4, 4967081), (7, 2838332), (14, 1419166), (28, 709583), (49, 405476), (98, 202738), (167, 118972), (196, 101369), (334, 59486), (607, 32732), (668, 29743), (1169, 16996), (1214, 16366), (2338, 8498), (2428, 8183), (4249, 4676)]