20216931832

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1\times {\mathrm{1429}}^1$

素因数の和:2096

約数の個数: 64

約数和(自身を含む): 39354400800

約数和(自身を除く): 19137468968

約数列:

[1, 2, 4, 8, 53, 61, 106, 122, 212, 244, 424, 488, 547, 1094, 1429, 2188, 2858, 3233, 4376, 5716, 6466, 11432, 12932, 25864, 28991, 33367, 57982, 66734, 75737, 87169, 115964, 133468, 151474, 174338, 231928, 266936, 302948, 348676, 605896, 697352, 781663, 1563326, 1768451, 3126652, 3536902, 4619957, 6253304, 7073804, 9239914, 14147608, 18479828, 36959656, 41428139, 47681443, 82856278, 95362886, 165712556, 190725772, 331425112, 381451544, 2527116479, 5054232958, 10108465916, 20216931832]

約数ペア:

[(1, 20216931832), (2, 10108465916), (4, 5054232958), (8, 2527116479), (53, 381451544), (61, 331425112), (106, 190725772), (122, 165712556), (212, 95362886), (244, 82856278), (424, 47681443), (488, 41428139), (547, 36959656), (1094, 18479828), (1429, 14147608), (2188, 9239914), (2858, 7073804), (3233, 6253304), (4376, 4619957), (5716, 3536902), (6466, 3126652), (11432, 1768451), (12932, 1563326), (25864, 781663), (28991, 697352), (33367, 605896), (57982, 348676), (66734, 302948), (75737, 266936), (87169, 231928), (115964, 174338), (133468, 151474)]