20420616

素因数分解:

$2^3\times 3^1\times {\mathrm{653}}^1\times {\mathrm{1303}}^1$

素因数の和:1965

約数の個数: 32

約数和(自身を含む): 51168960

約数和(自身を除く): 30748344

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 653, 1303, 1306, 1959, 2606, 2612, 3909, 3918, 5212, 5224, 7818, 7836, 10424, 15636, 15672, 31272, 850859, 1701718, 2552577, 3403436, 5105154, 6806872, 10210308, 20420616]

約数ペア:

[(1, 20420616), (2, 10210308), (3, 6806872), (4, 5105154), (6, 3403436), (8, 2552577), (12, 1701718), (24, 850859), (653, 31272), (1303, 15672), (1306, 15636), (1959, 10424), (2606, 7836), (2612, 7818), (3909, 5224), (3918, 5212)]