20302233

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 35458560

約数和(自身を除く): 15156327

約数列:

[1, 3, 7, 17, 21, 29, 37, 51, 53, 87, 111, 119, 159, 203, 259, 357, 371, 493, 609, 629, 777, 901, 1073, 1113, 1479, 1537, 1887, 1961, 2703, 3219, 3451, 4403, 4611, 5883, 6307, 7511, 10353, 10759, 13209, 13727, 18241, 18921, 22533, 26129, 32277, 33337, 41181, 54723, 56869, 78387, 100011, 127687, 170607, 182903, 233359, 383061, 398083, 548709, 700077, 966773, 1194249, 2900319, 6767411, 20302233]

約数ペア:

[(1, 20302233), (3, 6767411), (7, 2900319), (17, 1194249), (21, 966773), (29, 700077), (37, 548709), (51, 398083), (53, 383061), (87, 233359), (111, 182903), (119, 170607), (159, 127687), (203, 100011), (259, 78387), (357, 56869), (371, 54723), (493, 41181), (609, 33337), (629, 32277), (777, 26129), (901, 22533), (1073, 18921), (1113, 18241), (1479, 13727), (1537, 13209), (1887, 10759), (1961, 10353), (2703, 7511), (3219, 6307), (3451, 5883), (4403, 4611)]