19949190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{664973}}^1$

素因数の和:664983

約数の個数: 16

約数和(自身を含む): 47878128

約数和(自身を除く): 27928938

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 664973, 1329946, 1994919, 3324865, 3989838, 6649730, 9974595, 19949190]

約数ペア:

[(1, 19949190), (2, 9974595), (3, 6649730), (5, 3989838), (6, 3324865), (10, 1994919), (15, 1329946), (30, 664973)]