19678827

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{5749}}^1$

素因数の和:5922

約数の個数: 16

約数和(自身を含む): 30176000

約数和(自身を除く): 10497173

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 5749, 17247, 40243, 120729, 937087, 2811261, 6559609, 19678827]

約数ペア:

[(1, 19678827), (3, 6559609), (7, 2811261), (21, 937087), (163, 120729), (489, 40243), (1141, 17247), (3423, 5749)]