20494966

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{661}}^1$

素因数の和:1119

約数の個数: 16

約数和(自身を含む): 31696560

約数和(自身を除く): 11201594

約数列:

[1, 2, 37, 74, 419, 661, 838, 1322, 15503, 24457, 31006, 48914, 276959, 553918, 10247483, 20494966]

約数ペア:

[(1, 20494966), (2, 10247483), (37, 553918), (74, 276959), (419, 48914), (661, 31006), (838, 24457), (1322, 15503)]