18135116

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{653}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 32631984

約数和(自身を除く): 14496868

約数列:

[1, 2, 4, 53, 106, 131, 212, 262, 524, 653, 1306, 2612, 6943, 13886, 27772, 34609, 69218, 85543, 138436, 171086, 342172, 4533779, 9067558, 18135116]

約数ペア:

[(1, 18135116), (2, 9067558), (4, 4533779), (53, 342172), (106, 171086), (131, 138436), (212, 85543), (262, 69218), (524, 34609), (653, 27772), (1306, 13886), (2612, 6943)]