18838932

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 53760000

約数和(自身を除く): 34921068

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 92, 98, 138, 147, 161, 196, 199, 276, 294, 322, 343, 398, 483, 588, 597, 644, 686, 796, 966, 1029, 1127, 1194, 1372, 1393, 1932, 2058, 2254, 2388, 2786, 3381, 4116, 4179, 4508, 4577, 5572, 6762, 7889, 8358, 9154, 9751, 13524, 13731, 15778, 16716, 18308, 19502, 23667, 27462, 29253, 31556, 32039, 39004, 47334, 54924, 58506, 64078, 68257, 94668, 96117, 117012, 128156, 136514, 192234, 204771, 224273, 273028, 384468, 409542, 448546, 672819, 819084, 897092, 1345638, 1569911, 2691276, 3139822, 4709733, 6279644, 9419466, 18838932]

約数ペア:

[(1, 18838932), (2, 9419466), (3, 6279644), (4, 4709733), (6, 3139822), (7, 2691276), (12, 1569911), (14, 1345638), (21, 897092), (23, 819084), (28, 672819), (42, 448546), (46, 409542), (49, 384468), (69, 273028), (84, 224273), (92, 204771), (98, 192234), (138, 136514), (147, 128156), (161, 117012), (196, 96117), (199, 94668), (276, 68257), (294, 64078), (322, 58506), (343, 54924), (398, 47334), (483, 39004), (588, 32039), (597, 31556), (644, 29253), (686, 27462), (796, 23667), (966, 19502), (1029, 18308), (1127, 16716), (1194, 15778), (1372, 13731), (1393, 13524), (1932, 9751), (2058, 9154), (2254, 8358), (2388, 7889), (2786, 6762), (3381, 5572), (4116, 4577), (4179, 4508)]