18011904

素因数分解:

$2^8\times 3^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 49056000

約数和(自身を除く): 31044096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 64, 94, 96, 128, 141, 188, 192, 256, 282, 376, 384, 499, 564, 752, 768, 998, 1128, 1497, 1504, 1996, 2256, 2994, 3008, 3992, 4512, 5988, 6016, 7984, 9024, 11976, 12032, 15968, 18048, 23453, 23952, 31936, 36096, 46906, 47904, 63872, 70359, 93812, 95808, 127744, 140718, 187624, 191616, 281436, 375248, 383232, 562872, 750496, 1125744, 1500992, 2251488, 3001984, 4502976, 6003968, 9005952, 18011904]

約数ペア:

[(1, 18011904), (2, 9005952), (3, 6003968), (4, 4502976), (6, 3001984), (8, 2251488), (12, 1500992), (16, 1125744), (24, 750496), (32, 562872), (47, 383232), (48, 375248), (64, 281436), (94, 191616), (96, 187624), (128, 140718), (141, 127744), (188, 95808), (192, 93812), (256, 70359), (282, 63872), (376, 47904), (384, 46906), (499, 36096), (564, 31936), (752, 23952), (768, 23453), (998, 18048), (1128, 15968), (1497, 12032), (1504, 11976), (1996, 9024), (2256, 7984), (2994, 6016), (3008, 5988), (3992, 4512)]