19941579

素因数分解:

$3^3\times 7^2\times {\mathrm{15073}}^1$

素因数の和:15096

約数の個数: 24

約数和(自身を含む): 34368720

約数和(自身を除く): 14427141

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 15073, 45219, 105511, 135657, 316533, 406971, 738577, 949599, 2215731, 2848797, 6647193, 19941579]

約数ペア:

[(1, 19941579), (3, 6647193), (7, 2848797), (9, 2215731), (21, 949599), (27, 738577), (49, 406971), (63, 316533), (147, 135657), (189, 105511), (441, 45219), (1323, 15073)]