20033664

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 63158400

約数和(自身を除く): 43124736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 56, 58, 64, 84, 87, 96, 112, 116, 128, 168, 174, 192, 203, 224, 232, 257, 336, 348, 384, 406, 448, 464, 514, 609, 672, 696, 771, 812, 896, 928, 1028, 1218, 1344, 1392, 1542, 1624, 1799, 1856, 2056, 2436, 2688, 2784, 3084, 3248, 3598, 3712, 4112, 4872, 5397, 5568, 6168, 6496, 7196, 7453, 8224, 9744, 10794, 11136, 12336, 12992, 14392, 14906, 16448, 19488, 21588, 22359, 24672, 25984, 28784, 29812, 32896, 38976, 43176, 44718, 49344, 52171, 57568, 59624, 77952, 86352, 89436, 98688, 104342, 115136, 119248, 156513, 172704, 178872, 208684, 230272, 238496, 313026, 345408, 357744, 417368, 476992, 626052, 690816, 715488, 834736, 953984, 1252104, 1430976, 1669472, 2504208, 2861952, 3338944, 5008416, 6677888, 10016832, 20033664]

約数ペア:

[(1, 20033664), (2, 10016832), (3, 6677888), (4, 5008416), (6, 3338944), (7, 2861952), (8, 2504208), (12, 1669472), (14, 1430976), (16, 1252104), (21, 953984), (24, 834736), (28, 715488), (29, 690816), (32, 626052), (42, 476992), (48, 417368), (56, 357744), (58, 345408), (64, 313026), (84, 238496), (87, 230272), (96, 208684), (112, 178872), (116, 172704), (128, 156513), (168, 119248), (174, 115136), (192, 104342), (203, 98688), (224, 89436), (232, 86352), (257, 77952), (336, 59624), (348, 57568), (384, 52171), (406, 49344), (448, 44718), (464, 43176), (514, 38976), (609, 32896), (672, 29812), (696, 28784), (771, 25984), (812, 24672), (896, 22359), (928, 21588), (1028, 19488), (1218, 16448), (1344, 14906), (1392, 14392), (1542, 12992), (1624, 12336), (1799, 11136), (1856, 10794), (2056, 9744), (2436, 8224), (2688, 7453), (2784, 7196), (3084, 6496), (3248, 6168), (3598, 5568), (3712, 5397), (4112, 4872)]