20162770857

素因数分解:

$3^4\times {\mathrm{439}}^1\times {\mathrm{617}}^1\times {\mathrm{919}}^1$

素因数の和:1987

約数の個数: 40

約数和(自身を含む): 30270134400

約数和(自身を除く): 10107363543

約数列:

[1, 3, 9, 27, 81, 439, 617, 919, 1317, 1851, 2757, 3951, 5553, 8271, 11853, 16659, 24813, 35559, 49977, 74439, 270863, 403441, 567023, 812589, 1210323, 1701069, 2437767, 3630969, 5103207, 7313301, 10892907, 15309621, 21939903, 32678721, 45928863, 248923097, 746769291, 2240307873, 6720923619, 20162770857]

約数ペア:

[(1, 20162770857), (3, 6720923619), (9, 2240307873), (27, 746769291), (81, 248923097), (439, 45928863), (617, 32678721), (919, 21939903), (1317, 15309621), (1851, 10892907), (2757, 7313301), (3951, 5103207), (5553, 3630969), (8271, 2437767), (11853, 1701069), (16659, 1210323), (24813, 812589), (35559, 567023), (49977, 403441), (74439, 270863)]