205440104

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{20693}}^1$

素因数の和:20789

約数の個数: 32

約数和(自身を含む): 413466120

約数和(自身を除く): 208026016

約数列:

[1, 2, 4, 8, 17, 34, 68, 73, 136, 146, 292, 584, 1241, 2482, 4964, 9928, 20693, 41386, 82772, 165544, 351781, 703562, 1407124, 1510589, 2814248, 3021178, 6042356, 12084712, 25680013, 51360026, 102720052, 205440104]

約数ペア:

[(1, 205440104), (2, 102720052), (4, 51360026), (8, 25680013), (17, 12084712), (34, 6042356), (68, 3021178), (73, 2814248), (136, 1510589), (146, 1407124), (292, 703562), (584, 351781), (1241, 165544), (2482, 82772), (4964, 41386), (9928, 20693)]