18422586

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 52899840

約数和(自身を除く): 34477254

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 27, 39, 42, 46, 54, 63, 69, 78, 91, 117, 126, 138, 161, 163, 182, 189, 207, 234, 273, 299, 322, 326, 351, 378, 414, 483, 489, 546, 598, 621, 702, 819, 897, 966, 978, 1141, 1242, 1449, 1467, 1638, 1794, 2093, 2119, 2282, 2457, 2691, 2898, 2934, 3423, 3749, 4186, 4238, 4347, 4401, 4914, 5382, 6279, 6357, 6846, 7498, 8073, 8694, 8802, 10269, 11247, 12558, 12714, 14833, 16146, 18837, 19071, 20538, 22494, 26243, 29666, 30807, 33741, 37674, 38142, 44499, 48737, 52486, 56511, 57213, 61614, 67482, 78729, 88998, 97474, 101223, 113022, 114426, 133497, 146211, 157458, 202446, 236187, 266994, 292422, 341159, 400491, 438633, 472374, 682318, 708561, 800982, 877266, 1023477, 1315899, 1417122, 2046954, 2631798, 3070431, 6140862, 9211293, 18422586]

約数ペア:

[(1, 18422586), (2, 9211293), (3, 6140862), (6, 3070431), (7, 2631798), (9, 2046954), (13, 1417122), (14, 1315899), (18, 1023477), (21, 877266), (23, 800982), (26, 708561), (27, 682318), (39, 472374), (42, 438633), (46, 400491), (54, 341159), (63, 292422), (69, 266994), (78, 236187), (91, 202446), (117, 157458), (126, 146211), (138, 133497), (161, 114426), (163, 113022), (182, 101223), (189, 97474), (207, 88998), (234, 78729), (273, 67482), (299, 61614), (322, 57213), (326, 56511), (351, 52486), (378, 48737), (414, 44499), (483, 38142), (489, 37674), (546, 33741), (598, 30807), (621, 29666), (702, 26243), (819, 22494), (897, 20538), (966, 19071), (978, 18837), (1141, 16146), (1242, 14833), (1449, 12714), (1467, 12558), (1638, 11247), (1794, 10269), (2093, 8802), (2119, 8694), (2282, 8073), (2457, 7498), (2691, 6846), (2898, 6357), (2934, 6279), (3423, 5382), (3749, 4914), (4186, 4401), (4238, 4347)]