20320752

素因数分解:

$2^4\times 3^1\times {\mathrm{331}}^1\times {\mathrm{1279}}^1$

素因数の和:1621

約数の個数: 40

約数和(自身を含む): 52695040

約数和(自身を除く): 32374288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 331, 662, 993, 1279, 1324, 1986, 2558, 2648, 3837, 3972, 5116, 5296, 7674, 7944, 10232, 15348, 15888, 20464, 30696, 61392, 423349, 846698, 1270047, 1693396, 2540094, 3386792, 5080188, 6773584, 10160376, 20320752]

約数ペア:

[(1, 20320752), (2, 10160376), (3, 6773584), (4, 5080188), (6, 3386792), (8, 2540094), (12, 1693396), (16, 1270047), (24, 846698), (48, 423349), (331, 61392), (662, 30696), (993, 20464), (1279, 15888), (1324, 15348), (1986, 10232), (2558, 7944), (2648, 7674), (3837, 5296), (3972, 5116)]