19378995

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{56171}}^1$

素因数の和:56202

約数の個数: 16

約数和(自身を含む): 32355072

約数和(自身を除く): 12976077

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 56171, 168513, 280855, 842565, 1291933, 3875799, 6459665, 19378995]

約数ペア:

[(1, 19378995), (3, 6459665), (5, 3875799), (15, 1291933), (23, 842565), (69, 280855), (115, 168513), (345, 56171)]