19742853

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{12347}}^1$

素因数の和:12404

約数の個数: 16

約数和(自身を含む): 29042496

約数和(自身を除く): 9299643

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 12347, 37041, 160511, 481533, 506227, 1518681, 6580951, 19742853]

約数ペア:

[(1, 19742853), (3, 6580951), (13, 1518681), (39, 506227), (41, 481533), (123, 160511), (533, 37041), (1599, 12347)]