20280442

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{111431}}^1$

素因数の和:111453

約数の個数: 16

約数和(自身を含む): 37441152

約数和(自身を除く): 17160710

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 111431, 222862, 780017, 1448603, 1560034, 2897206, 10140221, 20280442]

約数ペア:

[(1, 20280442), (2, 10140221), (7, 2897206), (13, 1560034), (14, 1448603), (26, 780017), (91, 222862), (182, 111431)]