20984370147

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{13711}}^1$

素因数の和:13960

約数の個数: 48

約数和(自身を含む): 33221214208

約数和(自身を除く): 12236844061

約数列:

[1, 3, 9, 13, 39, 103, 117, 127, 309, 381, 927, 1143, 1339, 1651, 4017, 4953, 12051, 13081, 13711, 14859, 39243, 41133, 117729, 123399, 170053, 178243, 510159, 534729, 1412233, 1530477, 1604187, 1741297, 4236699, 5223891, 12710097, 15671673, 18359029, 22636861, 55077087, 67910583, 165231261, 179353591, 203731749, 538060773, 1614182319, 2331596683, 6994790049, 20984370147]

約数ペア:

[(1, 20984370147), (3, 6994790049), (9, 2331596683), (13, 1614182319), (39, 538060773), (103, 203731749), (117, 179353591), (127, 165231261), (309, 67910583), (381, 55077087), (927, 22636861), (1143, 18359029), (1339, 15671673), (1651, 12710097), (4017, 5223891), (4953, 4236699), (12051, 1741297), (13081, 1604187), (13711, 1530477), (14859, 1412233), (39243, 534729), (41133, 510159), (117729, 178243), (123399, 170053)]