19426839

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{4751}}^1$

素因数の和:4830

約数の個数: 16

約数和(自身を含む): 27371520

約数和(自身を除く): 7944681

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 4751, 14253, 137779, 223297, 413337, 669891, 6475613, 19426839]

約数ペア:

[(1, 19426839), (3, 6475613), (29, 669891), (47, 413337), (87, 223297), (141, 137779), (1363, 14253), (4089, 4751)]