19313955

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25247}}^1$

素因数の和:25275

約数の個数: 24

約数和(自身を含む): 35448192

約数和(自身を除く): 16134237

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 25247, 75741, 126235, 227223, 378705, 429199, 1136115, 1287597, 2145995, 3862791, 6437985, 19313955]

約数ペア:

[(1, 19313955), (3, 6437985), (5, 3862791), (9, 2145995), (15, 1287597), (17, 1136115), (45, 429199), (51, 378705), (85, 227223), (153, 126235), (255, 75741), (765, 25247)]