20030475

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{6211}}^1$

素因数の和:6267

約数の個数: 24

約数和(自身を含む): 33892672

約数和(自身を除く): 13862197

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 6211, 18633, 31055, 93165, 155275, 267073, 465825, 801219, 1335365, 4006095, 6676825, 20030475]

約数ペア:

[(1, 20030475), (3, 6676825), (5, 4006095), (15, 1335365), (25, 801219), (43, 465825), (75, 267073), (129, 155275), (215, 93165), (645, 31055), (1075, 18633), (3225, 6211)]