12905484

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 33445440

約数和(自身を除く): 20539956

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 57, 69, 76, 92, 107, 114, 138, 214, 228, 276, 321, 428, 437, 529, 642, 874, 1058, 1284, 1311, 1587, 1748, 2033, 2116, 2461, 2622, 3174, 4066, 4922, 5244, 6099, 6348, 7383, 8132, 9844, 10051, 12198, 14766, 20102, 24396, 29532, 30153, 40204, 46759, 56603, 60306, 93518, 113206, 120612, 140277, 169809, 187036, 226412, 280554, 339618, 561108, 679236, 1075457, 2150914, 3226371, 4301828, 6452742, 12905484]

約数ペア:

[(1, 12905484), (2, 6452742), (3, 4301828), (4, 3226371), (6, 2150914), (12, 1075457), (19, 679236), (23, 561108), (38, 339618), (46, 280554), (57, 226412), (69, 187036), (76, 169809), (92, 140277), (107, 120612), (114, 113206), (138, 93518), (214, 60306), (228, 56603), (276, 46759), (321, 40204), (428, 30153), (437, 29532), (529, 24396), (642, 20102), (874, 14766), (1058, 12198), (1284, 10051), (1311, 9844), (1587, 8132), (1748, 7383), (2033, 6348), (2116, 6099), (2461, 5244), (2622, 4922), (3174, 4066)]