18789928703

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1894337}}^1$

素因数の和:1894466

約数の個数: 16

約数和(自身を含む): 23338244160

約数和(自身を除く): 4548315457

約数列:

[1, 7, 13, 91, 109, 763, 1417, 9919, 1894337, 13260359, 24626381, 172384667, 206482733, 1445379131, 2684275529, 18789928703]

約数ペア:

[(1, 18789928703), (7, 2684275529), (13, 1445379131), (91, 206482733), (109, 172384667), (763, 24626381), (1417, 13260359), (9919, 1894337)]