2081716

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 72

約数和(自身を含む): 4915680

約数和(自身を除く): 2833964

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 43, 49, 52, 76, 86, 91, 98, 133, 172, 182, 196, 247, 266, 301, 364, 494, 532, 559, 602, 637, 817, 931, 988, 1118, 1204, 1274, 1634, 1729, 1862, 2107, 2236, 2548, 3268, 3458, 3724, 3913, 4214, 5719, 6916, 7826, 8428, 10621, 11438, 12103, 15652, 21242, 22876, 24206, 27391, 40033, 42484, 48412, 54782, 74347, 80066, 109564, 148694, 160132, 297388, 520429, 1040858, 2081716]

約数ペア:

[(1, 2081716), (2, 1040858), (4, 520429), (7, 297388), (13, 160132), (14, 148694), (19, 109564), (26, 80066), (28, 74347), (38, 54782), (43, 48412), (49, 42484), (52, 40033), (76, 27391), (86, 24206), (91, 22876), (98, 21242), (133, 15652), (172, 12103), (182, 11438), (196, 10621), (247, 8428), (266, 7826), (301, 6916), (364, 5719), (494, 4214), (532, 3913), (559, 3724), (602, 3458), (637, 3268), (817, 2548), (931, 2236), (988, 2107), (1118, 1862), (1204, 1729), (1274, 1634)]