19327473

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{991}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 30640896

約数和(自身を除く): 11313423

約数列:

[1, 3, 9, 11, 33, 99, 197, 591, 991, 1773, 2167, 2973, 6501, 8919, 10901, 19503, 32703, 98109, 195227, 585681, 1757043, 2147497, 6442491, 19327473]

約数ペア:

[(1, 19327473), (3, 6442491), (9, 2147497), (11, 1757043), (33, 585681), (99, 195227), (197, 98109), (591, 32703), (991, 19503), (1773, 10901), (2167, 8919), (2973, 6501)]