20123488086

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{2029}}^1\times {\mathrm{9781}}^1$

素因数の和:11841

約数の個数: 48

約数和(自身を含む): 43606982160

約数和(自身を除く): 23483494074

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 2029, 4058, 6087, 9781, 12174, 19562, 26377, 29343, 52754, 58686, 79131, 127153, 158262, 254306, 342901, 381459, 685802, 762918, 1028703, 1652989, 2057406, 3305978, 4958967, 9917934, 19845649, 39691298, 59536947, 119073894, 257993437, 515986874, 773980311, 1547960622, 3353914681, 6707829362, 10061744043, 20123488086]

約数ペア:

[(1, 20123488086), (2, 10061744043), (3, 6707829362), (6, 3353914681), (13, 1547960622), (26, 773980311), (39, 515986874), (78, 257993437), (169, 119073894), (338, 59536947), (507, 39691298), (1014, 19845649), (2029, 9917934), (4058, 4958967), (6087, 3305978), (9781, 2057406), (12174, 1652989), (19562, 1028703), (26377, 762918), (29343, 685802), (52754, 381459), (58686, 342901), (79131, 254306), (127153, 158262)]