19457718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{9857}}^1$

素因数の和:9916

約数の個数: 32

約数和(自身を含む): 45425664

約数和(自身を除く): 25967946

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 9857, 19714, 29571, 59142, 68999, 137998, 206997, 413994, 463279, 926558, 1389837, 2779674, 3242953, 6485906, 9728859, 19457718]

約数ペア:

[(1, 19457718), (2, 9728859), (3, 6485906), (6, 3242953), (7, 2779674), (14, 1389837), (21, 926558), (42, 463279), (47, 413994), (94, 206997), (141, 137998), (282, 68999), (329, 59142), (658, 29571), (987, 19714), (1974, 9857)]