20755763392

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^2\times {\mathrm{39163}}^1$

素因数の和:39215

約数の個数: 126

約数和(自身を含む): 51881999868

約数和(自身を除く): 31126236476

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 169, 182, 196, 208, 224, 338, 364, 392, 416, 448, 637, 676, 728, 784, 832, 1183, 1274, 1352, 1456, 1568, 2366, 2548, 2704, 2912, 3136, 4732, 5096, 5408, 5824, 8281, 9464, 10192, 10816, 16562, 18928, 20384, 33124, 37856, 39163, 40768, 66248, 75712, 78326, 132496, 156652, 264992, 274141, 313304, 509119, 529984, 548282, 626608, 1018238, 1096564, 1253216, 1918987, 2036476, 2193128, 2506432, 3563833, 3837974, 4072952, 4386256, 6618547, 7127666, 7675948, 8145904, 8772512, 13237094, 14255332, 15351896, 16291808, 17545024, 24946831, 26474188, 28510664, 30703792, 32583616, 46329829, 49893662, 52948376, 57021328, 61407584, 92659658, 99787324, 105896752, 114042656, 122815168, 185319316, 199574648, 211793504, 228085312, 324308803, 370638632, 399149296, 423587008, 648617606, 741277264, 798298592, 1297235212, 1482554528, 1596597184, 2594470424, 2965109056, 5188940848, 10377881696, 20755763392]

約数ペア:

[(1, 20755763392), (2, 10377881696), (4, 5188940848), (7, 2965109056), (8, 2594470424), (13, 1596597184), (14, 1482554528), (16, 1297235212), (26, 798298592), (28, 741277264), (32, 648617606), (49, 423587008), (52, 399149296), (56, 370638632), (64, 324308803), (91, 228085312), (98, 211793504), (104, 199574648), (112, 185319316), (169, 122815168), (182, 114042656), (196, 105896752), (208, 99787324), (224, 92659658), (338, 61407584), (364, 57021328), (392, 52948376), (416, 49893662), (448, 46329829), (637, 32583616), (676, 30703792), (728, 28510664), (784, 26474188), (832, 24946831), (1183, 17545024), (1274, 16291808), (1352, 15351896), (1456, 14255332), (1568, 13237094), (2366, 8772512), (2548, 8145904), (2704, 7675948), (2912, 7127666), (3136, 6618547), (4732, 4386256), (5096, 4072952), (5408, 3837974), (5824, 3563833), (8281, 2506432), (9464, 2193128), (10192, 2036476), (10816, 1918987), (16562, 1253216), (18928, 1096564), (20384, 1018238), (33124, 626608), (37856, 548282), (39163, 529984), (40768, 509119), (66248, 313304), (75712, 274141), (78326, 264992), (132496, 156652)]