19310385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1847}}^1$

素因数の和:1913

約数の個数: 32

約数和(自身を含む): 33530112

約数和(自身を除く): 14219727

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 1847, 2091, 3485, 5541, 9235, 10455, 27705, 31399, 75727, 94197, 156995, 227181, 378635, 470985, 1135905, 1287359, 3862077, 6436795, 19310385]

約数ペア:

[(1, 19310385), (3, 6436795), (5, 3862077), (15, 1287359), (17, 1135905), (41, 470985), (51, 378635), (85, 227181), (123, 156995), (205, 94197), (255, 75727), (615, 31399), (697, 27705), (1847, 10455), (2091, 9235), (3485, 5541)]