220131104

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{159979}}^1$

素因数の和:160032

約数の個数: 24

約数和(自身を含む): 443464560

約数和(自身を除く): 223333456

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 159979, 319958, 639916, 1279832, 2559664, 5119328, 6879097, 13758194, 27516388, 55032776, 110065552, 220131104]

約数ペア:

[(1, 220131104), (2, 110065552), (4, 55032776), (8, 27516388), (16, 13758194), (32, 6879097), (43, 5119328), (86, 2559664), (172, 1279832), (344, 639916), (688, 319958), (1376, 159979)]