1917996892

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^2\times {\mathrm{449}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 4003927200

約数和(自身を除く): 2085930308

約数列:

[1, 2, 4, 7, 14, 28, 41, 61, 82, 122, 164, 244, 287, 427, 449, 574, 854, 898, 1148, 1708, 1796, 2501, 3143, 3721, 5002, 6286, 7442, 10004, 12572, 14884, 17507, 18409, 26047, 27389, 35014, 36818, 52094, 54778, 70028, 73636, 104188, 109556, 128863, 152561, 191723, 257726, 305122, 383446, 515452, 610244, 766892, 1067927, 1122949, 1670729, 2135854, 2245898, 3341458, 4271708, 4491796, 6682916, 7860643, 11695103, 15721286, 23390206, 31442572, 46780412, 68499889, 136999778, 273999556, 479499223, 958998446, 1917996892]

約数ペア:

[(1, 1917996892), (2, 958998446), (4, 479499223), (7, 273999556), (14, 136999778), (28, 68499889), (41, 46780412), (61, 31442572), (82, 23390206), (122, 15721286), (164, 11695103), (244, 7860643), (287, 6682916), (427, 4491796), (449, 4271708), (574, 3341458), (854, 2245898), (898, 2135854), (1148, 1670729), (1708, 1122949), (1796, 1067927), (2501, 766892), (3143, 610244), (3721, 515452), (5002, 383446), (6286, 305122), (7442, 257726), (10004, 191723), (12572, 152561), (14884, 128863), (17507, 109556), (18409, 104188), (26047, 73636), (27389, 70028), (35014, 54778), (36818, 52094)]