20199208672

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1\times {\mathrm{569}}^1$

素因数の和:1088

約数の個数: 96

約数和(自身を含む): 41988844800

約数和(自身を除く): 21789636128

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 139, 184, 278, 347, 368, 556, 569, 694, 736, 1112, 1138, 1388, 2224, 2276, 2776, 3197, 4448, 4552, 5552, 6394, 7981, 9104, 11104, 12788, 13087, 15962, 18208, 25576, 26174, 31924, 48233, 51152, 52348, 63848, 79091, 96466, 102304, 104696, 127696, 158182, 192932, 197443, 209392, 255392, 316364, 385864, 394886, 418784, 632728, 771728, 789772, 1109359, 1265456, 1543456, 1579544, 1819093, 2218718, 2530912, 3159088, 3638186, 4437436, 4541189, 6318176, 7276372, 8874872, 9082378, 14552744, 17749744, 18164756, 27444577, 29105488, 35499488, 36329512, 54889154, 58210976, 72659024, 109778308, 145318048, 219556616, 439113232, 631225271, 878226464, 1262450542, 2524901084, 5049802168, 10099604336, 20199208672]

約数ペア:

[(1, 20199208672), (2, 10099604336), (4, 5049802168), (8, 2524901084), (16, 1262450542), (23, 878226464), (32, 631225271), (46, 439113232), (92, 219556616), (139, 145318048), (184, 109778308), (278, 72659024), (347, 58210976), (368, 54889154), (556, 36329512), (569, 35499488), (694, 29105488), (736, 27444577), (1112, 18164756), (1138, 17749744), (1388, 14552744), (2224, 9082378), (2276, 8874872), (2776, 7276372), (3197, 6318176), (4448, 4541189), (4552, 4437436), (5552, 3638186), (6394, 3159088), (7981, 2530912), (9104, 2218718), (11104, 1819093), (12788, 1579544), (13087, 1543456), (15962, 1265456), (18208, 1109359), (25576, 789772), (26174, 771728), (31924, 632728), (48233, 418784), (51152, 394886), (52348, 385864), (63848, 316364), (79091, 255392), (96466, 209392), (102304, 197443), (104696, 192932), (127696, 158182)]