20051412

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 48840960

約数和(自身を除く): 28789548

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 157, 174, 314, 348, 367, 471, 628, 734, 942, 1101, 1468, 1884, 2202, 4404, 4553, 9106, 10643, 13659, 18212, 21286, 27318, 31929, 42572, 54636, 57619, 63858, 115238, 127716, 172857, 230476, 345714, 691428, 1670951, 3341902, 5012853, 6683804, 10025706, 20051412]

約数ペア:

[(1, 20051412), (2, 10025706), (3, 6683804), (4, 5012853), (6, 3341902), (12, 1670951), (29, 691428), (58, 345714), (87, 230476), (116, 172857), (157, 127716), (174, 115238), (314, 63858), (348, 57619), (367, 54636), (471, 42572), (628, 31929), (734, 27318), (942, 21286), (1101, 18212), (1468, 13659), (1884, 10643), (2202, 9106), (4404, 4553)]