17908898

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 14024542

約数列:

[1, 2, 7, 14, 43, 71, 86, 142, 301, 419, 497, 602, 838, 994, 2933, 3053, 5866, 6106, 18017, 21371, 29749, 36034, 42742, 59498, 126119, 208243, 252238, 416486, 1279207, 2558414, 8954449, 17908898]

約数ペア:

[(1, 17908898), (2, 8954449), (7, 2558414), (14, 1279207), (43, 416486), (71, 252238), (86, 208243), (142, 126119), (301, 59498), (419, 42742), (497, 36034), (602, 29749), (838, 21371), (994, 18017), (2933, 6106), (3053, 5866)]