20195399896

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{709}}^1\times {\mathrm{1409}}^1$

素因数の和:2169

約数の個数: 96

約数和(自身を含む): 45770292000

約数和(自身を除く): 25574892104

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 361, 532, 709, 722, 1064, 1409, 1418, 1444, 2527, 2818, 2836, 2888, 4963, 5054, 5636, 5672, 9863, 9926, 10108, 11272, 13471, 19726, 19852, 20216, 26771, 26942, 39452, 39704, 53542, 53884, 78904, 94297, 107084, 107768, 187397, 188594, 214168, 255949, 374794, 377188, 508649, 511898, 749588, 754376, 998981, 1017298, 1023796, 1499176, 1791643, 1997962, 2034596, 2047592, 3560543, 3583286, 3995924, 4069192, 6992867, 7121086, 7166572, 7991848, 13985734, 14242172, 14333144, 18980639, 27971468, 28484344, 37961278, 55942936, 75922556, 132864473, 151845112, 265728946, 360632141, 531457892, 721264282, 1062915784, 1442528564, 2524424987, 2885057128, 5048849974, 10097699948, 20195399896]

約数ペア:

[(1, 20195399896), (2, 10097699948), (4, 5048849974), (7, 2885057128), (8, 2524424987), (14, 1442528564), (19, 1062915784), (28, 721264282), (38, 531457892), (56, 360632141), (76, 265728946), (133, 151845112), (152, 132864473), (266, 75922556), (361, 55942936), (532, 37961278), (709, 28484344), (722, 27971468), (1064, 18980639), (1409, 14333144), (1418, 14242172), (1444, 13985734), (2527, 7991848), (2818, 7166572), (2836, 7121086), (2888, 6992867), (4963, 4069192), (5054, 3995924), (5636, 3583286), (5672, 3560543), (9863, 2047592), (9926, 2034596), (10108, 1997962), (11272, 1791643), (13471, 1499176), (19726, 1023796), (19852, 1017298), (20216, 998981), (26771, 754376), (26942, 749588), (39452, 511898), (39704, 508649), (53542, 377188), (53884, 374794), (78904, 255949), (94297, 214168), (107084, 188594), (107768, 187397)]