20386641464

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{983}}^1\times {\mathrm{6277}}^1$

素因数の和:7332

約数の個数: 64

約数和(自身を含む): 44478374400

約数和(自身を除く): 24091732936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 983, 1652, 1966, 3304, 3932, 6277, 6881, 7864, 12554, 13762, 25108, 27524, 43939, 50216, 55048, 57997, 87878, 115994, 175756, 231988, 351512, 370343, 405979, 463976, 740686, 811958, 1481372, 1623916, 2592401, 2962744, 3247832, 5184802, 6170291, 10369604, 12340582, 20739208, 24681164, 43192037, 49362328, 86384074, 172768148, 345536296, 364047169, 728094338, 1456188676, 2548330183, 2912377352, 5096660366, 10193320732, 20386641464]

約数ペア:

[(1, 20386641464), (2, 10193320732), (4, 5096660366), (7, 2912377352), (8, 2548330183), (14, 1456188676), (28, 728094338), (56, 364047169), (59, 345536296), (118, 172768148), (236, 86384074), (413, 49362328), (472, 43192037), (826, 24681164), (983, 20739208), (1652, 12340582), (1966, 10369604), (3304, 6170291), (3932, 5184802), (6277, 3247832), (6881, 2962744), (7864, 2592401), (12554, 1623916), (13762, 1481372), (25108, 811958), (27524, 740686), (43939, 463976), (50216, 405979), (55048, 370343), (57997, 351512), (87878, 231988), (115994, 175756)]