18158742

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:327

約数の個数: 80

約数和(自身を含む): 47393280

約数和(自身を除く): 29234538

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 67, 81, 126, 134, 162, 189, 201, 239, 378, 402, 469, 478, 567, 603, 717, 938, 1134, 1206, 1407, 1434, 1673, 1809, 2151, 2814, 3346, 3618, 4221, 4302, 5019, 5427, 6453, 8442, 10038, 10854, 12663, 12906, 15057, 16013, 19359, 25326, 30114, 32026, 37989, 38718, 45171, 48039, 75978, 90342, 96078, 112091, 135513, 144117, 224182, 271026, 288234, 336273, 432351, 672546, 864702, 1008819, 1297053, 2017638, 2594106, 3026457, 6052914, 9079371, 18158742]

約数ペア:

[(1, 18158742), (2, 9079371), (3, 6052914), (6, 3026457), (7, 2594106), (9, 2017638), (14, 1297053), (18, 1008819), (21, 864702), (27, 672546), (42, 432351), (54, 336273), (63, 288234), (67, 271026), (81, 224182), (126, 144117), (134, 135513), (162, 112091), (189, 96078), (201, 90342), (239, 75978), (378, 48039), (402, 45171), (469, 38718), (478, 37989), (567, 32026), (603, 30114), (717, 25326), (938, 19359), (1134, 16013), (1206, 15057), (1407, 12906), (1434, 12663), (1673, 10854), (1809, 10038), (2151, 8442), (2814, 6453), (3346, 5427), (3618, 5019), (4221, 4302)]