19577306

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 35143680

約数和(自身を除く): 15566374

約数列:

[1, 2, 7, 14, 31, 62, 79, 158, 217, 434, 553, 571, 1106, 1142, 2449, 3997, 4898, 7994, 17143, 17701, 34286, 35402, 45109, 90218, 123907, 247814, 315763, 631526, 1398379, 2796758, 9788653, 19577306]

約数ペア:

[(1, 19577306), (2, 9788653), (7, 2796758), (14, 1398379), (31, 631526), (62, 315763), (79, 247814), (158, 123907), (217, 90218), (434, 45109), (553, 35402), (571, 34286), (1106, 17701), (1142, 17143), (2449, 7994), (3997, 4898)]