19942215

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{19843}}^1$

素因数の和:19918

約数の個数: 16

約数和(自身を含む): 32385408

約数和(自身を除く): 12443193

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 19843, 59529, 99215, 297645, 1329481, 3988443, 6647405, 19942215]

約数ペア:

[(1, 19942215), (3, 6647405), (5, 3988443), (15, 1329481), (67, 297645), (201, 99215), (335, 59529), (1005, 19843)]