20885742

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{13337}}^1$

素因数の和:13377

約数の個数: 32

約数和(自身を含む): 48016800

約数和(自身を除く): 27131058

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 13337, 26674, 40011, 80022, 120033, 240066, 360099, 386773, 720198, 773546, 1160319, 2320638, 3480957, 6961914, 10442871, 20885742]

約数ペア:

[(1, 20885742), (2, 10442871), (3, 6961914), (6, 3480957), (9, 2320638), (18, 1160319), (27, 773546), (29, 720198), (54, 386773), (58, 360099), (87, 240066), (174, 120033), (261, 80022), (522, 40011), (783, 26674), (1566, 13337)]