19865443

素因数分解:

${\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:175

約数の個数: 24

約数和(自身を含む): 22873536

約数和(自身を除く): 3008093

約数列:

[1, 13, 41, 47, 61, 169, 533, 611, 793, 1927, 2501, 2867, 6929, 7943, 10309, 25051, 32513, 37271, 117547, 325663, 422669, 484523, 1528111, 19865443]

約数ペア:

[(1, 19865443), (13, 1528111), (41, 484523), (47, 422669), (61, 325663), (169, 117547), (533, 37271), (611, 32513), (793, 25051), (1927, 10309), (2501, 7943), (2867, 6929)]