19892295

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26003}}^1$

素因数の和:26031

約数の個数: 24

約数和(自身を含む): 36509616

約数和(自身を除く): 16617321

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26003, 78009, 130015, 234027, 390045, 442051, 1170135, 1326153, 2210255, 3978459, 6630765, 19892295]

約数ペア:

[(1, 19892295), (3, 6630765), (5, 3978459), (9, 2210255), (15, 1326153), (17, 1170135), (45, 442051), (51, 390045), (85, 234027), (153, 130015), (255, 78009), (765, 26003)]