20148479988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{636241}}^1$

素因数の和:636297

約数の個数: 96

約数和(自身を含む): 59857647360

約数和(自身を除く): 39709167372

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 29, 39, 42, 52, 58, 78, 84, 87, 91, 116, 156, 174, 182, 203, 273, 348, 364, 377, 406, 546, 609, 754, 812, 1092, 1131, 1218, 1508, 2262, 2436, 2639, 4524, 5278, 7917, 10556, 15834, 31668, 636241, 1272482, 1908723, 2544964, 3817446, 4453687, 7634892, 8271133, 8907374, 13361061, 16542266, 17814748, 18450989, 24813399, 26722122, 33084532, 36901978, 49626798, 53444244, 55352967, 57897931, 73803956, 99253596, 110705934, 115795862, 129156923, 173693793, 221411868, 231591724, 239862857, 258313846, 347387586, 387470769, 479725714, 516627692, 694775172, 719588571, 774941538, 959451428, 1439177142, 1549883076, 1679039999, 2878354284, 3358079998, 5037119997, 6716159996, 10074239994, 20148479988]

約数ペア:

[(1, 20148479988), (2, 10074239994), (3, 6716159996), (4, 5037119997), (6, 3358079998), (7, 2878354284), (12, 1679039999), (13, 1549883076), (14, 1439177142), (21, 959451428), (26, 774941538), (28, 719588571), (29, 694775172), (39, 516627692), (42, 479725714), (52, 387470769), (58, 347387586), (78, 258313846), (84, 239862857), (87, 231591724), (91, 221411868), (116, 173693793), (156, 129156923), (174, 115795862), (182, 110705934), (203, 99253596), (273, 73803956), (348, 57897931), (364, 55352967), (377, 53444244), (406, 49626798), (546, 36901978), (609, 33084532), (754, 26722122), (812, 24813399), (1092, 18450989), (1131, 17814748), (1218, 16542266), (1508, 13361061), (2262, 8907374), (2436, 8271133), (2639, 7634892), (4524, 4453687), (5278, 3817446), (7917, 2544964), (10556, 1908723), (15834, 1272482), (31668, 636241)]