18809459344

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{71713}}^1$

素因数の和:71844

約数の個数: 60

約数和(自身を含む): 39869685156

約数和(自身を除く): 21060225812

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 169, 194, 208, 338, 388, 676, 776, 1261, 1352, 1552, 2522, 2704, 5044, 10088, 16393, 20176, 32786, 65572, 71713, 131144, 143426, 262288, 286852, 573704, 932269, 1147408, 1864538, 3729076, 6956161, 7458152, 12119497, 13912322, 14916304, 24238994, 27824644, 48477988, 55649288, 90430093, 96955976, 111298576, 180860186, 193911952, 361720372, 723440744, 1175591209, 1446881488, 2351182418, 4702364836, 9404729672, 18809459344]

約数ペア:

[(1, 18809459344), (2, 9404729672), (4, 4702364836), (8, 2351182418), (13, 1446881488), (16, 1175591209), (26, 723440744), (52, 361720372), (97, 193911952), (104, 180860186), (169, 111298576), (194, 96955976), (208, 90430093), (338, 55649288), (388, 48477988), (676, 27824644), (776, 24238994), (1261, 14916304), (1352, 13912322), (1552, 12119497), (2522, 7458152), (2704, 6956161), (5044, 3729076), (10088, 1864538), (16393, 1147408), (20176, 932269), (32786, 573704), (65572, 286852), (71713, 262288), (131144, 143426)]