18923409

素因数分解:

$3^3\times {\mathrm{373}}^1\times {\mathrm{1879}}^1$

素因数の和:2261

約数の個数: 16

約数和(自身を含む): 28124800

約数和(自身を除く): 9201391

約数列:

[1, 3, 9, 27, 373, 1119, 1879, 3357, 5637, 10071, 16911, 50733, 700867, 2102601, 6307803, 18923409]

約数ペア:

[(1, 18923409), (3, 6307803), (9, 2102601), (27, 700867), (373, 50733), (1119, 16911), (1879, 10071), (3357, 5637)]