20398983

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{2281}}^1$

素因数の和:2566

約数の個数: 16

約数和(自身を含む): 29793792

約数和(自身を除く): 9394809

約数列:

[1, 3, 11, 33, 271, 813, 2281, 2981, 6843, 8943, 25091, 75273, 618151, 1854453, 6799661, 20398983]

約数ペア:

[(1, 20398983), (3, 6799661), (11, 1854453), (33, 618151), (271, 75273), (813, 25091), (2281, 8943), (2981, 6843)]