19292476

素因数分解:

$2^2\times 7^2\times {\mathrm{257}}^1\times {\mathrm{383}}^1$

素因数の和:658

約数の個数: 36

約数和(自身を含む): 39529728

約数和(自身を除く): 20237252

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 257, 383, 514, 766, 1028, 1532, 1799, 2681, 3598, 5362, 7196, 10724, 12593, 18767, 25186, 37534, 50372, 75068, 98431, 196862, 393724, 689017, 1378034, 2756068, 4823119, 9646238, 19292476]

約数ペア:

[(1, 19292476), (2, 9646238), (4, 4823119), (7, 2756068), (14, 1378034), (28, 689017), (49, 393724), (98, 196862), (196, 98431), (257, 75068), (383, 50372), (514, 37534), (766, 25186), (1028, 18767), (1532, 12593), (1799, 10724), (2681, 7196), (3598, 5362)]