12845178

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 72

約数和(自身を含む): 31056480

約数和(自身を除く): 18211302

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 71, 114, 138, 142, 171, 207, 213, 342, 414, 426, 437, 529, 639, 874, 1058, 1278, 1311, 1349, 1587, 1633, 2622, 2698, 3174, 3266, 3933, 4047, 4761, 4899, 7866, 8094, 9522, 9798, 10051, 12141, 14697, 20102, 24282, 29394, 30153, 31027, 37559, 60306, 62054, 75118, 90459, 93081, 112677, 180918, 186162, 225354, 279243, 338031, 558486, 676062, 713621, 1427242, 2140863, 4281726, 6422589, 12845178]

約数ペア:

[(1, 12845178), (2, 6422589), (3, 4281726), (6, 2140863), (9, 1427242), (18, 713621), (19, 676062), (23, 558486), (38, 338031), (46, 279243), (57, 225354), (69, 186162), (71, 180918), (114, 112677), (138, 93081), (142, 90459), (171, 75118), (207, 62054), (213, 60306), (342, 37559), (414, 31027), (426, 30153), (437, 29394), (529, 24282), (639, 20102), (874, 14697), (1058, 12141), (1278, 10051), (1311, 9798), (1349, 9522), (1587, 8094), (1633, 7866), (2622, 4899), (2698, 4761), (3174, 4047), (3266, 3933)]