20498051

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:554

約数の個数: 16

約数和(自身を含む): 24023040

約数和(自身を除く): 3524989

約数列:

[1, 7, 79, 101, 367, 553, 707, 2569, 7979, 28993, 37067, 55853, 202951, 259469, 2928293, 20498051]

約数ペア:

[(1, 20498051), (7, 2928293), (79, 259469), (101, 202951), (367, 55853), (553, 37067), (707, 28993), (2569, 7979)]