20434414

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 42094080

約数和(自身を除く): 21659666

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 59, 77, 91, 118, 143, 154, 173, 182, 286, 346, 413, 649, 767, 826, 1001, 1211, 1298, 1534, 1903, 2002, 2249, 2422, 3806, 4498, 4543, 5369, 8437, 9086, 10207, 10738, 13321, 15743, 16874, 20414, 24739, 26642, 31486, 49478, 59059, 71449, 112277, 118118, 132691, 142898, 173173, 224554, 265382, 346346, 785939, 928837, 1459601, 1571878, 1857674, 2919202, 10217207, 20434414]

約数ペア:

[(1, 20434414), (2, 10217207), (7, 2919202), (11, 1857674), (13, 1571878), (14, 1459601), (22, 928837), (26, 785939), (59, 346346), (77, 265382), (91, 224554), (118, 173173), (143, 142898), (154, 132691), (173, 118118), (182, 112277), (286, 71449), (346, 59059), (413, 49478), (649, 31486), (767, 26642), (826, 24739), (1001, 20414), (1211, 16874), (1298, 15743), (1534, 13321), (1903, 10738), (2002, 10207), (2249, 9086), (2422, 8437), (3806, 5369), (4498, 4543)]