19520928

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:467

約数の個数: 144

約数和(自身を含む): 66358656

約数和(自身を除く): 46837728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 56, 63, 69, 72, 84, 92, 96, 112, 126, 138, 144, 161, 168, 184, 207, 224, 252, 276, 288, 322, 336, 368, 414, 421, 483, 504, 552, 644, 672, 736, 828, 842, 966, 1008, 1104, 1263, 1288, 1449, 1656, 1684, 1932, 2016, 2208, 2526, 2576, 2898, 2947, 3312, 3368, 3789, 3864, 5052, 5152, 5796, 5894, 6624, 6736, 7578, 7728, 8841, 9683, 10104, 11592, 11788, 13472, 15156, 15456, 17682, 19366, 20208, 23184, 23576, 26523, 29049, 30312, 35364, 38732, 40416, 46368, 47152, 53046, 58098, 60624, 67781, 70728, 77464, 87147, 94304, 106092, 116196, 121248, 135562, 141456, 154928, 174294, 203343, 212184, 232392, 271124, 282912, 309856, 348588, 406686, 424368, 464784, 542248, 610029, 697176, 813372, 848736, 929568, 1084496, 1220058, 1394352, 1626744, 2168992, 2440116, 2788704, 3253488, 4880232, 6506976, 9760464, 19520928]

約数ペア:

[(1, 19520928), (2, 9760464), (3, 6506976), (4, 4880232), (6, 3253488), (7, 2788704), (8, 2440116), (9, 2168992), (12, 1626744), (14, 1394352), (16, 1220058), (18, 1084496), (21, 929568), (23, 848736), (24, 813372), (28, 697176), (32, 610029), (36, 542248), (42, 464784), (46, 424368), (48, 406686), (56, 348588), (63, 309856), (69, 282912), (72, 271124), (84, 232392), (92, 212184), (96, 203343), (112, 174294), (126, 154928), (138, 141456), (144, 135562), (161, 121248), (168, 116196), (184, 106092), (207, 94304), (224, 87147), (252, 77464), (276, 70728), (288, 67781), (322, 60624), (336, 58098), (368, 53046), (414, 47152), (421, 46368), (483, 40416), (504, 38732), (552, 35364), (644, 30312), (672, 29049), (736, 26523), (828, 23576), (842, 23184), (966, 20208), (1008, 19366), (1104, 17682), (1263, 15456), (1288, 15156), (1449, 13472), (1656, 11788), (1684, 11592), (1932, 10104), (2016, 9683), (2208, 8841), (2526, 7728), (2576, 7578), (2898, 6736), (2947, 6624), (3312, 5894), (3368, 5796), (3789, 5152), (3864, 5052)]