20769938787

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2801}}^1\times {\mathrm{10007}}^1$

素因数の和:12843

約数の個数: 32

約数和(自身を含む): 31407505920

約数和(自身を除く): 10637567133

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 2801, 8403, 10007, 30021, 36413, 53219, 109239, 130091, 159657, 190133, 390273, 570399, 691847, 2075541, 2471729, 7415187, 28029607, 84088821, 364384891, 532562533, 1093154673, 1597687599, 6923312929, 20769938787]

約数ペア:

[(1, 20769938787), (3, 6923312929), (13, 1597687599), (19, 1093154673), (39, 532562533), (57, 364384891), (247, 84088821), (741, 28029607), (2801, 7415187), (8403, 2471729), (10007, 2075541), (30021, 691847), (36413, 570399), (53219, 390273), (109239, 190133), (130091, 159657)]