19649948

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{823}}^1$

素因数の和:1001

約数の個数: 24

約数和(自身を含む): 35438592

約数和(自身を除く): 15788644

約数列:

[1, 2, 4, 47, 94, 127, 188, 254, 508, 823, 1646, 3292, 5969, 11938, 23876, 38681, 77362, 104521, 154724, 209042, 418084, 4912487, 9824974, 19649948]

約数ペア:

[(1, 19649948), (2, 9824974), (4, 4912487), (47, 418084), (94, 209042), (127, 154724), (188, 104521), (254, 77362), (508, 38681), (823, 23876), (1646, 11938), (3292, 5969)]