15891854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 27029376

約数和(自身を除く): 11137522

約数列:

[1, 2, 11, 22, 43, 86, 107, 157, 214, 314, 473, 946, 1177, 1727, 2354, 3454, 4601, 6751, 9202, 13502, 16799, 33598, 50611, 74261, 101222, 148522, 184789, 369578, 722357, 1444714, 7945927, 15891854]

約数ペア:

[(1, 15891854), (2, 7945927), (11, 1444714), (22, 722357), (43, 369578), (86, 184789), (107, 148522), (157, 101222), (214, 74261), (314, 50611), (473, 33598), (946, 16799), (1177, 13502), (1727, 9202), (2354, 6751), (3454, 4601)]