18796815

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{24571}}^1$

素因数の和:24599

約数の個数: 24

約数和(自身を含む): 34499088

約数和(自身を除く): 15702273

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 24571, 73713, 122855, 221139, 368565, 417707, 1105695, 1253121, 2088535, 3759363, 6265605, 18796815]

約数ペア:

[(1, 18796815), (3, 6265605), (5, 3759363), (9, 2088535), (15, 1253121), (17, 1105695), (45, 417707), (51, 368565), (85, 221139), (153, 122855), (255, 73713), (765, 24571)]