19748079

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2767}}^1$

素因数の和:2847

約数の個数: 24

約数和(自身を含む): 31234112

約数和(自身を除く): 11486033

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 2379, 2767, 7137, 8301, 24903, 35971, 107913, 168787, 323739, 506361, 1519083, 2194231, 6582693, 19748079]

約数ペア:

[(1, 19748079), (3, 6582693), (9, 2194231), (13, 1519083), (39, 506361), (61, 323739), (117, 168787), (183, 107913), (549, 35971), (793, 24903), (2379, 8301), (2767, 7137)]