2017679554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 3535488000

約数和(自身を除く): 1517808446

約数列:

[1, 2, 11, 22, 23, 46, 61, 122, 131, 253, 262, 499, 506, 671, 998, 1342, 1403, 1441, 2806, 2882, 3013, 5489, 6026, 7991, 10978, 11477, 15433, 15982, 22954, 30439, 30866, 33143, 60878, 65369, 66286, 87901, 126247, 130738, 175802, 183793, 252494, 334829, 367586, 669658, 700097, 719059, 1400194, 1438118, 1503487, 2021723, 3006974, 3987509, 4043446, 7701067, 7975018, 15402134, 16538357, 33076714, 43862599, 87725198, 91712707, 183425414, 1008839777, 2017679554]

約数ペア:

[(1, 2017679554), (2, 1008839777), (11, 183425414), (22, 91712707), (23, 87725198), (46, 43862599), (61, 33076714), (122, 16538357), (131, 15402134), (253, 7975018), (262, 7701067), (499, 4043446), (506, 3987509), (671, 3006974), (998, 2021723), (1342, 1503487), (1403, 1438118), (1441, 1400194), (2806, 719059), (2882, 700097), (3013, 669658), (5489, 367586), (6026, 334829), (7991, 252494), (10978, 183793), (11477, 175802), (15433, 130738), (15982, 126247), (22954, 87901), (30439, 66286), (30866, 65369), (33143, 60878)]