19239824

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 38643360

約数和(自身を除く): 19403536

約数列:

[1, 2, 4, 8, 16, 41, 82, 139, 164, 211, 278, 328, 422, 556, 656, 844, 1112, 1688, 2224, 3376, 5699, 8651, 11398, 17302, 22796, 29329, 34604, 45592, 58658, 69208, 91184, 117316, 138416, 234632, 469264, 1202489, 2404978, 4809956, 9619912, 19239824]

約数ペア:

[(1, 19239824), (2, 9619912), (4, 4809956), (8, 2404978), (16, 1202489), (41, 469264), (82, 234632), (139, 138416), (164, 117316), (211, 91184), (278, 69208), (328, 58658), (422, 45592), (556, 34604), (656, 29329), (844, 22796), (1112, 17302), (1688, 11398), (2224, 8651), (3376, 5699)]