20615244

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1283}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 52346112

約数和(自身を除く): 31730868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 103, 156, 206, 309, 412, 618, 1236, 1283, 1339, 2566, 2678, 3849, 4017, 5132, 5356, 7698, 8034, 15396, 16068, 16679, 33358, 50037, 66716, 100074, 132149, 200148, 264298, 396447, 528596, 792894, 1585788, 1717937, 3435874, 5153811, 6871748, 10307622, 20615244]

約数ペア:

[(1, 20615244), (2, 10307622), (3, 6871748), (4, 5153811), (6, 3435874), (12, 1717937), (13, 1585788), (26, 792894), (39, 528596), (52, 396447), (78, 264298), (103, 200148), (156, 132149), (206, 100074), (309, 66716), (412, 50037), (618, 33358), (1236, 16679), (1283, 16068), (1339, 15396), (2566, 8034), (2678, 7698), (3849, 5356), (4017, 5132)]