20161609985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{39043}}^1$

素因数の和:39329

約数の個数: 32

約数和(自身を含む): 27155882880

約数和(自身を除く): 6994272895

約数列:

[1, 5, 11, 41, 55, 205, 229, 451, 1145, 2255, 2519, 9389, 12595, 39043, 46945, 103279, 195215, 429473, 516395, 1600763, 2147365, 8003815, 8940847, 17608393, 44704235, 88041965, 98349317, 366574727, 491746585, 1832873635, 4032321997, 20161609985]

約数ペア:

[(1, 20161609985), (5, 4032321997), (11, 1832873635), (41, 491746585), (55, 366574727), (205, 98349317), (229, 88041965), (451, 44704235), (1145, 17608393), (2255, 8940847), (2519, 8003815), (9389, 2147365), (12595, 1600763), (39043, 516395), (46945, 429473), (103279, 195215)]