20396142

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{863}}^1$

素因数の和:985

約数の個数: 48

約数和(自身を含む): 48117888

約数和(自身を除く): 27721746

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 101, 117, 202, 234, 303, 606, 863, 909, 1313, 1726, 1818, 2589, 2626, 3939, 5178, 7767, 7878, 11219, 11817, 15534, 22438, 23634, 33657, 67314, 87163, 100971, 174326, 201942, 261489, 522978, 784467, 1133119, 1568934, 2266238, 3399357, 6798714, 10198071, 20396142]

約数ペア:

[(1, 20396142), (2, 10198071), (3, 6798714), (6, 3399357), (9, 2266238), (13, 1568934), (18, 1133119), (26, 784467), (39, 522978), (78, 261489), (101, 201942), (117, 174326), (202, 100971), (234, 87163), (303, 67314), (606, 33657), (863, 23634), (909, 22438), (1313, 15534), (1726, 11817), (1818, 11219), (2589, 7878), (2626, 7767), (3939, 5178)]