20791572486

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{247997}}^1$

素因数の和:248248

約数の個数: 32

約数和(自身を含む): 42318378720

約数和(自身を除く): 21526806234

約数列:

[1, 2, 3, 6, 89, 157, 178, 267, 314, 471, 534, 942, 13973, 27946, 41919, 83838, 247997, 495994, 743991, 1487982, 22071733, 38935529, 44143466, 66215199, 77871058, 116806587, 132430398, 233613174, 3465262081, 6930524162, 10395786243, 20791572486]

約数ペア:

[(1, 20791572486), (2, 10395786243), (3, 6930524162), (6, 3465262081), (89, 233613174), (157, 132430398), (178, 116806587), (267, 77871058), (314, 66215199), (471, 44143466), (534, 38935529), (942, 22071733), (13973, 1487982), (27946, 743991), (41919, 495994), (83838, 247997)]