20182931216

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{76261}}^1$

素因数の和:76432

約数の個数: 80

約数和(自身を含む): 47660699520

約数和(自身を除く): 27477768304

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 139, 238, 272, 278, 476, 556, 952, 973, 1112, 1904, 1946, 2224, 2363, 3892, 4726, 7784, 9452, 15568, 16541, 18904, 33082, 37808, 66164, 76261, 132328, 152522, 264656, 305044, 533827, 610088, 1067654, 1220176, 1296437, 2135308, 2592874, 4270616, 5185748, 8541232, 9075059, 10371496, 10600279, 18150118, 20742992, 21200558, 36300236, 42401116, 72600472, 74201953, 84802232, 145200944, 148403906, 169604464, 180204743, 296807812, 360409486, 593615624, 720818972, 1187231248, 1261433201, 1441637944, 2522866402, 2883275888, 5045732804, 10091465608, 20182931216]

約数ペア:

[(1, 20182931216), (2, 10091465608), (4, 5045732804), (7, 2883275888), (8, 2522866402), (14, 1441637944), (16, 1261433201), (17, 1187231248), (28, 720818972), (34, 593615624), (56, 360409486), (68, 296807812), (112, 180204743), (119, 169604464), (136, 148403906), (139, 145200944), (238, 84802232), (272, 74201953), (278, 72600472), (476, 42401116), (556, 36300236), (952, 21200558), (973, 20742992), (1112, 18150118), (1904, 10600279), (1946, 10371496), (2224, 9075059), (2363, 8541232), (3892, 5185748), (4726, 4270616), (7784, 2592874), (9452, 2135308), (15568, 1296437), (16541, 1220176), (18904, 1067654), (33082, 610088), (37808, 533827), (66164, 305044), (76261, 264656), (132328, 152522)]