19206970

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{19801}}^1$

素因数の和:19905

約数の個数: 16

約数和(自身を含む): 34930728

約数和(自身を除く): 15723758

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 19801, 39602, 99005, 198010, 1920697, 3841394, 9603485, 19206970]

約数ペア:

[(1, 19206970), (2, 9603485), (5, 3841394), (10, 1920697), (97, 198010), (194, 99005), (485, 39602), (970, 19801)]