20193359427

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{878851}}^1$

素因数の和:878920

約数の個数: 32

約数和(自身を含む): 32060520960

約数和(自身を除く): 11867161533

約数列:

[1, 3, 9, 23, 27, 37, 69, 111, 207, 333, 621, 851, 999, 2553, 7659, 22977, 878851, 2636553, 7909659, 20213573, 23728977, 32517487, 60640719, 97552461, 181922157, 292657383, 545766471, 747902201, 877972149, 2243706603, 6731119809, 20193359427]

約数ペア:

[(1, 20193359427), (3, 6731119809), (9, 2243706603), (23, 877972149), (27, 747902201), (37, 545766471), (69, 292657383), (111, 181922157), (207, 97552461), (333, 60640719), (621, 32517487), (851, 23728977), (999, 20213573), (2553, 7909659), (7659, 2636553), (22977, 878851)]