19948962

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 45619200

約数和(自身を除く): 25670238

約数列:

[1, 2, 3, 6, 11, 22, 33, 47, 59, 66, 94, 109, 118, 141, 177, 218, 282, 327, 354, 517, 649, 654, 1034, 1199, 1298, 1551, 1947, 2398, 2773, 3102, 3597, 3894, 5123, 5546, 6431, 7194, 8319, 10246, 12862, 15369, 16638, 19293, 30503, 30738, 38586, 56353, 61006, 70741, 91509, 112706, 141482, 169059, 183018, 212223, 302257, 338118, 424446, 604514, 906771, 1813542, 3324827, 6649654, 9974481, 19948962]

約数ペア:

[(1, 19948962), (2, 9974481), (3, 6649654), (6, 3324827), (11, 1813542), (22, 906771), (33, 604514), (47, 424446), (59, 338118), (66, 302257), (94, 212223), (109, 183018), (118, 169059), (141, 141482), (177, 112706), (218, 91509), (282, 70741), (327, 61006), (354, 56353), (517, 38586), (649, 30738), (654, 30503), (1034, 19293), (1199, 16638), (1298, 15369), (1551, 12862), (1947, 10246), (2398, 8319), (2773, 7194), (3102, 6431), (3597, 5546), (3894, 5123)]