18852296988679

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{20789}}^1\times {\mathrm{1682449}}^1$

素因数の和:1703263

約数の個数: 24

約数和(自身を含む): 23925044682000

約数和(自身を除く): 5072747693321

約数列:

[1, 7, 11, 49, 77, 539, 20789, 145523, 228679, 1018661, 1600753, 1682449, 11205271, 11777143, 18506939, 82440001, 129548573, 906840011, 34976432261, 244835025827, 384740754871, 1713845180789, 2693185284097, 18852296988679]

約数ペア:

[(1, 18852296988679), (7, 2693185284097), (11, 1713845180789), (49, 384740754871), (77, 244835025827), (539, 34976432261), (20789, 906840011), (145523, 129548573), (228679, 82440001), (1018661, 18506939), (1600753, 11777143), (1682449, 11205271)]