20216577816

素因数分解:

$2^3\times 3^2\times {\mathrm{97}}^1\times {\mathrm{499}}^1\times {\mathrm{5801}}^1$

素因数の和:6409

約数の個数: 96

約数和(自身を含む): 55438110000

約数和(自身を除く): 35221532184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 97, 194, 291, 388, 499, 582, 776, 873, 998, 1164, 1497, 1746, 1996, 2328, 2994, 3492, 3992, 4491, 5801, 5988, 6984, 8982, 11602, 11976, 17403, 17964, 23204, 34806, 35928, 46408, 48403, 52209, 69612, 96806, 104418, 139224, 145209, 193612, 208836, 290418, 387224, 417672, 435627, 562697, 580836, 871254, 1125394, 1161672, 1688091, 1742508, 2250788, 2894699, 3376182, 3485016, 4501576, 5064273, 5789398, 6752364, 8684097, 10128546, 11578796, 13504728, 17368194, 20257092, 23157592, 26052291, 34736388, 40514184, 52104582, 69472776, 104209164, 208418328, 280785803, 561571606, 842357409, 1123143212, 1684714818, 2246286424, 2527072227, 3369429636, 5054144454, 6738859272, 10108288908, 20216577816]

約数ペア:

[(1, 20216577816), (2, 10108288908), (3, 6738859272), (4, 5054144454), (6, 3369429636), (8, 2527072227), (9, 2246286424), (12, 1684714818), (18, 1123143212), (24, 842357409), (36, 561571606), (72, 280785803), (97, 208418328), (194, 104209164), (291, 69472776), (388, 52104582), (499, 40514184), (582, 34736388), (776, 26052291), (873, 23157592), (998, 20257092), (1164, 17368194), (1497, 13504728), (1746, 11578796), (1996, 10128546), (2328, 8684097), (2994, 6752364), (3492, 5789398), (3992, 5064273), (4491, 4501576), (5801, 3485016), (5988, 3376182), (6984, 2894699), (8982, 2250788), (11602, 1742508), (11976, 1688091), (17403, 1161672), (17964, 1125394), (23204, 871254), (34806, 580836), (35928, 562697), (46408, 435627), (48403, 417672), (52209, 387224), (69612, 290418), (96806, 208836), (104418, 193612), (139224, 145209)]