131958460

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{18691}}^1$

素因数の和:19053

約数の個数: 24

約数和(自身を含む): 277912656

約数和(自身を除く): 145954196

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 18691, 37382, 74764, 93455, 186910, 373820, 6597923, 13195846, 26391692, 32989615, 65979230, 131958460]

約数ペア:

[(1, 131958460), (2, 65979230), (4, 32989615), (5, 26391692), (10, 13195846), (20, 6597923), (353, 373820), (706, 186910), (1412, 93455), (1765, 74764), (3530, 37382), (7060, 18691)]