219999868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{116279}}^1$

素因数の和:116337

約数の個数: 24

約数和(自身を含む): 429770880

約数和(自身を除く): 209771012

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 116279, 232558, 465116, 1279069, 2558138, 4999997, 5116276, 9999994, 19999988, 54999967, 109999934, 219999868]

約数ペア:

[(1, 219999868), (2, 109999934), (4, 54999967), (11, 19999988), (22, 9999994), (43, 5116276), (44, 4999997), (86, 2558138), (172, 1279069), (473, 465116), (946, 232558), (1892, 116279)]