20137293008

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1\times {\mathrm{8017}}^1$

素因数の和:8620

約数の個数: 80

約数和(自身を含む): 45766487424

約数和(自身を除く): 25629194416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 547, 574, 656, 1094, 1148, 2188, 2296, 3829, 4376, 4592, 7658, 8017, 8752, 15316, 16034, 22427, 30632, 32068, 44854, 56119, 61264, 64136, 89708, 112238, 128272, 156989, 179416, 224476, 313978, 328697, 358832, 448952, 627956, 657394, 897904, 1255912, 1314788, 2300879, 2511824, 2629576, 4385299, 4601758, 5259152, 8770598, 9203516, 17541196, 18407032, 30697093, 35082392, 36814064, 61394186, 70164784, 122788372, 179797259, 245576744, 359594518, 491153488, 719189036, 1258580813, 1438378072, 2517161626, 2876756144, 5034323252, 10068646504, 20137293008]

約数ペア:

[(1, 20137293008), (2, 10068646504), (4, 5034323252), (7, 2876756144), (8, 2517161626), (14, 1438378072), (16, 1258580813), (28, 719189036), (41, 491153488), (56, 359594518), (82, 245576744), (112, 179797259), (164, 122788372), (287, 70164784), (328, 61394186), (547, 36814064), (574, 35082392), (656, 30697093), (1094, 18407032), (1148, 17541196), (2188, 9203516), (2296, 8770598), (3829, 5259152), (4376, 4601758), (4592, 4385299), (7658, 2629576), (8017, 2511824), (8752, 2300879), (15316, 1314788), (16034, 1255912), (22427, 897904), (30632, 657394), (32068, 627956), (44854, 448952), (56119, 358832), (61264, 328697), (64136, 313978), (89708, 224476), (112238, 179416), (128272, 156989)]