15919694

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 28479936

約数和(自身を除く): 12560242

約数列:

[1, 2, 7, 14, 37, 73, 74, 146, 259, 421, 511, 518, 842, 1022, 2701, 2947, 5402, 5894, 15577, 18907, 30733, 31154, 37814, 61466, 109039, 215131, 218078, 430262, 1137121, 2274242, 7959847, 15919694]

約数ペア:

[(1, 15919694), (2, 7959847), (7, 2274242), (14, 1137121), (37, 430262), (73, 218078), (74, 215131), (146, 109039), (259, 61466), (421, 37814), (511, 31154), (518, 30733), (842, 18907), (1022, 15577), (2701, 5894), (2947, 5402)]