19425135

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4481}}^1$

素因数の和:4523

約数の個数: 24

約数和(自身を含む): 33023376

約数和(自身を除く): 13598241

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 4481, 13443, 22405, 67215, 76177, 228531, 380885, 1142655, 1295009, 3885027, 6475045, 19425135]

約数ペア:

[(1, 19425135), (3, 6475045), (5, 3885027), (15, 1295009), (17, 1142655), (51, 380885), (85, 228531), (255, 76177), (289, 67215), (867, 22405), (1445, 13443), (4335, 4481)]