18317656

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7607}}^1$

素因数の和:7663

約数の個数: 32

約数和(自身を含む): 40170240

約数和(自身を除く): 21852584

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 7607, 15214, 30428, 53249, 60856, 106498, 212996, 327101, 425992, 654202, 1308404, 2289707, 2616808, 4579414, 9158828, 18317656]

約数ペア:

[(1, 18317656), (2, 9158828), (4, 4579414), (7, 2616808), (8, 2289707), (14, 1308404), (28, 654202), (43, 425992), (56, 327101), (86, 212996), (172, 106498), (301, 60856), (344, 53249), (602, 30428), (1204, 15214), (2408, 7607)]