18867656

素因数分解:

$2^3\times {\mathrm{1181}}^1\times {\mathrm{1997}}^1$

素因数の和:3184

約数の個数: 16

約数和(自身を含む): 35424540

約数和(自身を除く): 16556884

約数列:

[1, 2, 4, 8, 1181, 1997, 2362, 3994, 4724, 7988, 9448, 15976, 2358457, 4716914, 9433828, 18867656]

約数ペア:

[(1, 18867656), (2, 9433828), (4, 4716914), (8, 2358457), (1181, 15976), (1997, 9448), (2362, 7988), (3994, 4724)]