20154564319

素因数分解:

${\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1\times {\mathrm{19763}}^1$

素因数の和:20270

約数の個数: 16

約数和(自身を含む): 21515880960

約数和(自身を除く): 1361316641

約数列:

[1, 17, 239, 251, 4063, 4267, 19763, 59989, 335971, 1019813, 4723357, 4960513, 80297069, 84328721, 1185562607, 20154564319]

約数ペア:

[(1, 20154564319), (17, 1185562607), (239, 84328721), (251, 80297069), (4063, 4960513), (4267, 4723357), (19763, 1019813), (59989, 335971)]