18731736

素因数分解:

$2^3\times 3^4\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:366

約数の個数: 80

約数和(自身を含む): 53099640

約数和(自身を除く): 34367904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 137, 162, 211, 216, 274, 324, 411, 422, 548, 633, 648, 822, 844, 1096, 1233, 1266, 1644, 1688, 1899, 2466, 2532, 3288, 3699, 3798, 4932, 5064, 5697, 7398, 7596, 9864, 11097, 11394, 14796, 15192, 17091, 22194, 22788, 28907, 29592, 34182, 44388, 45576, 57814, 68364, 86721, 88776, 115628, 136728, 173442, 231256, 260163, 346884, 520326, 693768, 780489, 1040652, 1560978, 2081304, 2341467, 3121956, 4682934, 6243912, 9365868, 18731736]

約数ペア:

[(1, 18731736), (2, 9365868), (3, 6243912), (4, 4682934), (6, 3121956), (8, 2341467), (9, 2081304), (12, 1560978), (18, 1040652), (24, 780489), (27, 693768), (36, 520326), (54, 346884), (72, 260163), (81, 231256), (108, 173442), (137, 136728), (162, 115628), (211, 88776), (216, 86721), (274, 68364), (324, 57814), (411, 45576), (422, 44388), (548, 34182), (633, 29592), (648, 28907), (822, 22788), (844, 22194), (1096, 17091), (1233, 15192), (1266, 14796), (1644, 11394), (1688, 11097), (1899, 9864), (2466, 7596), (2532, 7398), (3288, 5697), (3699, 5064), (3798, 4932)]