19788082

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{5851}}^1$

素因数の和:5961

約数の個数: 16

約数和(自身を含む): 31600800

約数和(自身を除く): 11812718

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 5851, 11702, 111169, 222338, 520739, 1041478, 9894041, 19788082]

約数ペア:

[(1, 19788082), (2, 9894041), (19, 1041478), (38, 520739), (89, 222338), (178, 111169), (1691, 11702), (3382, 5851)]