18992034279

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{487}}^1$

素因数の和:866

約数の個数: 80

約数和(自身を含む): 30474436608

約数和(自身を除く): 11482402329

約数列:

[1, 3, 9, 17, 27, 51, 81, 127, 153, 223, 381, 459, 487, 669, 1143, 1377, 1461, 2007, 2159, 3429, 3791, 4383, 6021, 6477, 8279, 10287, 11373, 13149, 18063, 19431, 24837, 28321, 34119, 39447, 58293, 61849, 74511, 84963, 102357, 108601, 174879, 185547, 223533, 254889, 307071, 325803, 481457, 556641, 670599, 764667, 977409, 1051433, 1444371, 1669923, 1846217, 2294001, 2932227, 3154299, 4333113, 5009769, 5538651, 8796681, 9462897, 12999339, 13792327, 16615953, 28388691, 38998017, 41376981, 49847859, 85166073, 124130943, 149543577, 234469559, 372392829, 703408677, 1117178487, 2110226031, 6330678093, 18992034279]

約数ペア:

[(1, 18992034279), (3, 6330678093), (9, 2110226031), (17, 1117178487), (27, 703408677), (51, 372392829), (81, 234469559), (127, 149543577), (153, 124130943), (223, 85166073), (381, 49847859), (459, 41376981), (487, 38998017), (669, 28388691), (1143, 16615953), (1377, 13792327), (1461, 12999339), (2007, 9462897), (2159, 8796681), (3429, 5538651), (3791, 5009769), (4383, 4333113), (6021, 3154299), (6477, 2932227), (8279, 2294001), (10287, 1846217), (11373, 1669923), (13149, 1444371), (18063, 1051433), (19431, 977409), (24837, 764667), (28321, 670599), (34119, 556641), (39447, 481457), (58293, 325803), (61849, 307071), (74511, 254889), (84963, 223533), (102357, 185547), (108601, 174879)]