16399516

素因数分解:

$2^2\times 7^3\times {\mathrm{11953}}^1$

素因数の和:11978

約数の個数: 24

約数和(自身を含む): 33471200

約数和(自身を除く): 17071684

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 11953, 23906, 47812, 83671, 167342, 334684, 585697, 1171394, 2342788, 4099879, 8199758, 16399516]

約数ペア:

[(1, 16399516), (2, 8199758), (4, 4099879), (7, 2342788), (14, 1171394), (28, 585697), (49, 334684), (98, 167342), (196, 83671), (343, 47812), (686, 23906), (1372, 11953)]