20164127172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{781919}}^1$

素因数の和:782240

約数の個数: 48

約数和(自身を含む): 53946224640

約数和(自身を除く): 33782097468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 307, 614, 921, 1228, 1842, 2149, 3684, 4298, 6447, 8596, 12894, 25788, 781919, 1563838, 2345757, 3127676, 4691514, 5473433, 9383028, 10946866, 16420299, 21893732, 32840598, 65681196, 240049133, 480098266, 720147399, 960196532, 1440294798, 1680343931, 2880589596, 3360687862, 5041031793, 6721375724, 10082063586, 20164127172]

約数ペア:

[(1, 20164127172), (2, 10082063586), (3, 6721375724), (4, 5041031793), (6, 3360687862), (7, 2880589596), (12, 1680343931), (14, 1440294798), (21, 960196532), (28, 720147399), (42, 480098266), (84, 240049133), (307, 65681196), (614, 32840598), (921, 21893732), (1228, 16420299), (1842, 10946866), (2149, 9383028), (3684, 5473433), (4298, 4691514), (6447, 3127676), (8596, 2345757), (12894, 1563838), (25788, 781919)]