16690212

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 54792192

約数和(自身を除く): 38101980

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 81, 84, 99, 108, 126, 132, 154, 162, 189, 198, 223, 231, 243, 252, 297, 308, 324, 378, 396, 446, 462, 486, 567, 594, 669, 693, 756, 891, 892, 924, 972, 1134, 1188, 1338, 1386, 1561, 1701, 1782, 2007, 2079, 2268, 2453, 2673, 2676, 2772, 3122, 3402, 3564, 4014, 4158, 4683, 4906, 5346, 6021, 6237, 6244, 6804, 7359, 8028, 8316, 9366, 9812, 10692, 12042, 12474, 14049, 14718, 17171, 18063, 18711, 18732, 22077, 24084, 24948, 28098, 29436, 34342, 36126, 37422, 42147, 44154, 51513, 54189, 56196, 66231, 68684, 72252, 74844, 84294, 88308, 103026, 108378, 126441, 132462, 154539, 168588, 198693, 206052, 216756, 252882, 264924, 309078, 379323, 397386, 463617, 505764, 596079, 618156, 758646, 794772, 927234, 1192158, 1390851, 1517292, 1854468, 2384316, 2781702, 4172553, 5563404, 8345106, 16690212]

約数ペア:

[(1, 16690212), (2, 8345106), (3, 5563404), (4, 4172553), (6, 2781702), (7, 2384316), (9, 1854468), (11, 1517292), (12, 1390851), (14, 1192158), (18, 927234), (21, 794772), (22, 758646), (27, 618156), (28, 596079), (33, 505764), (36, 463617), (42, 397386), (44, 379323), (54, 309078), (63, 264924), (66, 252882), (77, 216756), (81, 206052), (84, 198693), (99, 168588), (108, 154539), (126, 132462), (132, 126441), (154, 108378), (162, 103026), (189, 88308), (198, 84294), (223, 74844), (231, 72252), (243, 68684), (252, 66231), (297, 56196), (308, 54189), (324, 51513), (378, 44154), (396, 42147), (446, 37422), (462, 36126), (486, 34342), (567, 29436), (594, 28098), (669, 24948), (693, 24084), (756, 22077), (891, 18732), (892, 18711), (924, 18063), (972, 17171), (1134, 14718), (1188, 14049), (1338, 12474), (1386, 12042), (1561, 10692), (1701, 9812), (1782, 9366), (2007, 8316), (2079, 8028), (2268, 7359), (2453, 6804), (2673, 6244), (2676, 6237), (2772, 6021), (3122, 5346), (3402, 4906), (3564, 4683), (4014, 4158)]