18976581

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{673}}^1$

素因数の和:933

約数の個数: 24

約数和(自身を含む): 29685656

約数和(自身を除く): 10709075

約数列:

[1, 3, 9, 13, 39, 117, 241, 673, 723, 2019, 2169, 3133, 6057, 8749, 9399, 26247, 28197, 78741, 162193, 486579, 1459737, 2108509, 6325527, 18976581]

約数ペア:

[(1, 18976581), (3, 6325527), (9, 2108509), (13, 1459737), (39, 486579), (117, 162193), (241, 78741), (673, 28197), (723, 26247), (2019, 9399), (2169, 8749), (3133, 6057)]