20122895721

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{3257}}^1$

素因数の和:3669

約数の個数: 32

約数和(自身を含む): 27523584000

約数和(自身を除く): 7400688279

約数列:

[1, 3, 79, 131, 199, 237, 393, 597, 3257, 9771, 10349, 15721, 26069, 31047, 47163, 78207, 257303, 426667, 648143, 771909, 1280001, 1944429, 2059451, 6178353, 33706693, 51203297, 84906733, 101120079, 153609891, 254720199, 6707631907, 20122895721]

約数ペア:

[(1, 20122895721), (3, 6707631907), (79, 254720199), (131, 153609891), (199, 101120079), (237, 84906733), (393, 51203297), (597, 33706693), (3257, 6178353), (9771, 2059451), (10349, 1944429), (15721, 1280001), (26069, 771909), (31047, 648143), (47163, 426667), (78207, 257303)]