20634753

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1493}}^1$

素因数の和:1784

約数の個数: 16

約数和(自身を含む): 29258496

約数和(自身を除く): 8623743

約数列:

[1, 3, 17, 51, 271, 813, 1493, 4479, 4607, 13821, 25381, 76143, 404603, 1213809, 6878251, 20634753]

約数ペア:

[(1, 20634753), (3, 6878251), (17, 1213809), (51, 404603), (271, 76143), (813, 25381), (1493, 13821), (4479, 4607)]