42578128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{85843}}^1$

素因数の和:85882

約数の個数: 20

約数和(自身を含む): 85157248

約数和(自身を除く): 42579120

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 85843, 171686, 343372, 686744, 1373488, 2661133, 5322266, 10644532, 21289064, 42578128]

約数ペア:

[(1, 42578128), (2, 21289064), (4, 10644532), (8, 5322266), (16, 2661133), (31, 1373488), (62, 686744), (124, 343372), (248, 171686), (496, 85843)]