203204528

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{1009}}^1$

素因数の和:1365

約数の個数: 40

約数和(自身を含む): 405026160

約数和(自身を除く): 201821632

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 307, 328, 614, 656, 1009, 1228, 2018, 2456, 4036, 4912, 8072, 12587, 16144, 25174, 41369, 50348, 82738, 100696, 165476, 201392, 309763, 330952, 619526, 661904, 1239052, 2478104, 4956208, 12700283, 25400566, 50801132, 101602264, 203204528]

約数ペア:

[(1, 203204528), (2, 101602264), (4, 50801132), (8, 25400566), (16, 12700283), (41, 4956208), (82, 2478104), (164, 1239052), (307, 661904), (328, 619526), (614, 330952), (656, 309763), (1009, 201392), (1228, 165476), (2018, 100696), (2456, 82738), (4036, 50348), (4912, 41369), (8072, 25174), (12587, 16144)]