19651233

素因数分解:

$3^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1483}}^1$

素因数の和:2124

約数の個数: 16

約数和(自身を含む): 30012416

約数和(自身を除く): 10361183

約数列:

[1, 3, 7, 21, 631, 1483, 1893, 4417, 4449, 10381, 13251, 31143, 935773, 2807319, 6550411, 19651233]

約数ペア:

[(1, 19651233), (3, 6550411), (7, 2807319), (21, 935773), (631, 31143), (1483, 13251), (1893, 10381), (4417, 4449)]