20804429147

素因数分解:

${\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 21893639040

約数和(自身を除く): 1089209893

約数列:

[1, 53, 97, 101, 103, 389, 5141, 5353, 5459, 9797, 9991, 10403, 20617, 37733, 39289, 40067, 519241, 529523, 551359, 1009091, 1999849, 2082317, 2123551, 3811033, 3886499, 4046767, 53481823, 201984749, 205984447, 214478651, 392536399, 20804429147]

約数ペア:

[(1, 20804429147), (53, 392536399), (97, 214478651), (101, 205984447), (103, 201984749), (389, 53481823), (5141, 4046767), (5353, 3886499), (5459, 3811033), (9797, 2123551), (9991, 2082317), (10403, 1999849), (20617, 1009091), (37733, 551359), (39289, 529523), (40067, 519241)]