18922736

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1579}}^1$

素因数の和:1701

約数の個数: 40

約数和(自身を含む): 42318720

約数和(自身を除く): 23395984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 214, 428, 749, 856, 1498, 1579, 1712, 2996, 3158, 5992, 6316, 11053, 11984, 12632, 22106, 25264, 44212, 88424, 168953, 176848, 337906, 675812, 1182671, 1351624, 2365342, 2703248, 4730684, 9461368, 18922736]

約数ペア:

[(1, 18922736), (2, 9461368), (4, 4730684), (7, 2703248), (8, 2365342), (14, 1351624), (16, 1182671), (28, 675812), (56, 337906), (107, 176848), (112, 168953), (214, 88424), (428, 44212), (749, 25264), (856, 22106), (1498, 12632), (1579, 11984), (1712, 11053), (2996, 6316), (3158, 5992)]