20409769424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{111827}}^1$

素因数の和:111924

約数の個数: 80

約数和(自身を含む): 46425617856

約数和(自身を除く): 26015848432

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 61, 68, 88, 122, 136, 176, 187, 244, 272, 374, 488, 671, 748, 976, 1037, 1342, 1496, 2074, 2684, 2992, 4148, 5368, 8296, 10736, 11407, 16592, 22814, 45628, 91256, 111827, 182512, 223654, 447308, 894616, 1230097, 1789232, 1901059, 2460194, 3802118, 4920388, 6821447, 7604236, 9840776, 13642894, 15208472, 19681552, 20911649, 27285788, 30416944, 41823298, 54571576, 75035917, 83646596, 109143152, 115964599, 150071834, 167293192, 231929198, 300143668, 334586384, 463858396, 600287336, 927716792, 1200574672, 1275610589, 1855433584, 2551221178, 5102442356, 10204884712, 20409769424]

約数ペア:

[(1, 20409769424), (2, 10204884712), (4, 5102442356), (8, 2551221178), (11, 1855433584), (16, 1275610589), (17, 1200574672), (22, 927716792), (34, 600287336), (44, 463858396), (61, 334586384), (68, 300143668), (88, 231929198), (122, 167293192), (136, 150071834), (176, 115964599), (187, 109143152), (244, 83646596), (272, 75035917), (374, 54571576), (488, 41823298), (671, 30416944), (748, 27285788), (976, 20911649), (1037, 19681552), (1342, 15208472), (1496, 13642894), (2074, 9840776), (2684, 7604236), (2992, 6821447), (4148, 4920388), (5368, 3802118), (8296, 2460194), (10736, 1901059), (11407, 1789232), (16592, 1230097), (22814, 894616), (45628, 447308), (91256, 223654), (111827, 182512)]