19911015935

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4222909}}^1$

素因数の和:4222978

約数の個数: 16

約数和(自身を含む): 25540159680

約数和(自身を除く): 5629143745

約数列:

[1, 5, 23, 41, 115, 205, 943, 4715, 4222909, 21114545, 97126907, 173139269, 485634535, 865696345, 3982203187, 19911015935]

約数ペア:

[(1, 19911015935), (5, 3982203187), (23, 865696345), (41, 485634535), (115, 173139269), (205, 97126907), (943, 21114545), (4715, 4222909)]