20740728

素因数分解:

$2^3\times 3^1\times {\mathrm{233}}^1\times {\mathrm{3709}}^1$

素因数の和:3951

約数の個数: 32

約数和(自身を含む): 52088400

約数和(自身を除く): 31347672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 233, 466, 699, 932, 1398, 1864, 2796, 3709, 5592, 7418, 11127, 14836, 22254, 29672, 44508, 89016, 864197, 1728394, 2592591, 3456788, 5185182, 6913576, 10370364, 20740728]

約数ペア:

[(1, 20740728), (2, 10370364), (3, 6913576), (4, 5185182), (6, 3456788), (8, 2592591), (12, 1728394), (24, 864197), (233, 89016), (466, 44508), (699, 29672), (932, 22254), (1398, 14836), (1864, 11127), (2796, 7418), (3709, 5592)]