20973304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5813}}^1$

素因数の和:5871

約数の個数: 32

約数和(自身を含む): 43953840

約数和(自身を除く): 22980536

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5813, 11626, 23252, 46504, 63943, 127886, 238333, 255772, 476666, 511544, 953332, 1906664, 2621663, 5243326, 10486652, 20973304]

約数ペア:

[(1, 20973304), (2, 10486652), (4, 5243326), (8, 2621663), (11, 1906664), (22, 953332), (41, 511544), (44, 476666), (82, 255772), (88, 238333), (164, 127886), (328, 63943), (451, 46504), (902, 23252), (1804, 11626), (3608, 5813)]