18211474

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{571}}^1$

素因数の和:1041

約数の個数: 16

約数和(自身を含む): 28169856

約数和(自身を除く): 9958382

約数列:

[1, 2, 37, 74, 431, 571, 862, 1142, 15947, 21127, 31894, 42254, 246101, 492202, 9105737, 18211474]

約数ペア:

[(1, 18211474), (2, 9105737), (37, 492202), (74, 246101), (431, 42254), (571, 31894), (862, 21127), (1142, 15947)]