20427539076

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{839}}^1\times {\mathrm{1223}}^1$

素因数の和:2158

約数の個数: 144

約数和(自身を含む): 59880038400

約数和(自身を除く): 39452499324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 839, 948, 1106, 1223, 1422, 1659, 1678, 2212, 2446, 2517, 2844, 3318, 3356, 3669, 4892, 4977, 5034, 5873, 6636, 7338, 7551, 8561, 9954, 10068, 11007, 11746, 14676, 15102, 17122, 17619, 19908, 22014, 23492, 25683, 30204, 34244, 35238, 44028, 51366, 52857, 66281, 70476, 77049, 96617, 102732, 105714, 132562, 154098, 193234, 198843, 211428, 265124, 289851, 308196, 386468, 397686, 463967, 579702, 596529, 676319, 795372, 869553, 927934, 1026097, 1159404, 1193058, 1352638, 1391901, 1739106, 1855868, 2028957, 2052194, 2386116, 2705276, 2783802, 3078291, 3478212, 4057914, 4104388, 4175703, 5567604, 6086871, 6156582, 7182679, 8115828, 8351406, 9234873, 12173742, 12313164, 14365358, 16702812, 18469746, 21548037, 24347484, 28730716, 36939492, 43096074, 64644111, 81061663, 86192148, 129288222, 162123326, 243184989, 258576444, 324246652, 486369978, 567431641, 729554967, 972739956, 1134863282, 1459109934, 1702294923, 2269726564, 2918219868, 3404589846, 5106884769, 6809179692, 10213769538, 20427539076]

約数ペア:

[(1, 20427539076), (2, 10213769538), (3, 6809179692), (4, 5106884769), (6, 3404589846), (7, 2918219868), (9, 2269726564), (12, 1702294923), (14, 1459109934), (18, 1134863282), (21, 972739956), (28, 729554967), (36, 567431641), (42, 486369978), (63, 324246652), (79, 258576444), (84, 243184989), (126, 162123326), (158, 129288222), (237, 86192148), (252, 81061663), (316, 64644111), (474, 43096074), (553, 36939492), (711, 28730716), (839, 24347484), (948, 21548037), (1106, 18469746), (1223, 16702812), (1422, 14365358), (1659, 12313164), (1678, 12173742), (2212, 9234873), (2446, 8351406), (2517, 8115828), (2844, 7182679), (3318, 6156582), (3356, 6086871), (3669, 5567604), (4892, 4175703), (4977, 4104388), (5034, 4057914), (5873, 3478212), (6636, 3078291), (7338, 2783802), (7551, 2705276), (8561, 2386116), (9954, 2052194), (10068, 2028957), (11007, 1855868), (11746, 1739106), (14676, 1391901), (15102, 1352638), (17122, 1193058), (17619, 1159404), (19908, 1026097), (22014, 927934), (23492, 869553), (25683, 795372), (30204, 676319), (34244, 596529), (35238, 579702), (44028, 463967), (51366, 397686), (52857, 386468), (66281, 308196), (70476, 289851), (77049, 265124), (96617, 211428), (102732, 198843), (105714, 193234), (132562, 154098)]