19882545

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{45707}}^1$

素因数の和:45744

約数の個数: 16

約数和(自身を含む): 32909760

約数和(自身を除く): 13027215

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 45707, 137121, 228535, 685605, 1325503, 3976509, 6627515, 19882545]

約数ペア:

[(1, 19882545), (3, 6627515), (5, 3976509), (15, 1325503), (29, 685605), (87, 228535), (145, 137121), (435, 45707)]