18309904

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{39461}}^1$

素因数の和:39498

約数の個数: 20

約数和(自身を含む): 36699660

約数和(自身を除く): 18389756

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 39461, 78922, 157844, 315688, 631376, 1144369, 2288738, 4577476, 9154952, 18309904]

約数ペア:

[(1, 18309904), (2, 9154952), (4, 4577476), (8, 2288738), (16, 1144369), (29, 631376), (58, 315688), (116, 157844), (232, 78922), (464, 39461)]