16491940

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{8501}}^1$

素因数の和:8607

約数の個数: 24

約数和(自身を含む): 34994232

約数和(自身を除く): 18502292

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 8501, 17002, 34004, 42505, 85010, 170020, 824597, 1649194, 3298388, 4122985, 8245970, 16491940]

約数ペア:

[(1, 16491940), (2, 8245970), (4, 4122985), (5, 3298388), (10, 1649194), (20, 824597), (97, 170020), (194, 85010), (388, 42505), (485, 34004), (970, 17002), (1940, 8501)]