18702983

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 20734560

約数和(自身を除く): 2031577

約数列:

[1, 13, 67, 109, 197, 871, 1417, 2561, 7303, 13199, 21473, 94939, 171587, 279149, 1438691, 18702983]

約数ペア:

[(1, 18702983), (13, 1438691), (67, 279149), (109, 171587), (197, 94939), (871, 21473), (1417, 13199), (2561, 7303)]