18719424

素因数分解:

$2^6\times 3^4\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:204

約数の個数: 140

約数和(自身を含む): 58271664

約数和(自身を除く): 39552240

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 81, 92, 96, 108, 138, 144, 157, 162, 184, 192, 207, 216, 276, 288, 314, 324, 368, 414, 432, 471, 552, 576, 621, 628, 648, 736, 828, 864, 942, 1104, 1242, 1256, 1296, 1413, 1472, 1656, 1728, 1863, 1884, 2208, 2484, 2512, 2592, 2826, 3312, 3611, 3726, 3768, 4239, 4416, 4968, 5024, 5184, 5652, 6624, 7222, 7452, 7536, 8478, 9936, 10048, 10833, 11304, 12717, 13248, 14444, 14904, 15072, 16956, 19872, 21666, 22608, 25434, 28888, 29808, 30144, 32499, 33912, 39744, 43332, 45216, 50868, 57776, 59616, 64998, 67824, 86664, 90432, 97497, 101736, 115552, 119232, 129996, 135648, 173328, 194994, 203472, 231104, 259992, 271296, 292491, 346656, 389988, 406944, 519984, 584982, 693312, 779976, 813888, 1039968, 1169964, 1559952, 2079936, 2339928, 3119904, 4679856, 6239808, 9359712, 18719424]

約数ペア:

[(1, 18719424), (2, 9359712), (3, 6239808), (4, 4679856), (6, 3119904), (8, 2339928), (9, 2079936), (12, 1559952), (16, 1169964), (18, 1039968), (23, 813888), (24, 779976), (27, 693312), (32, 584982), (36, 519984), (46, 406944), (48, 389988), (54, 346656), (64, 292491), (69, 271296), (72, 259992), (81, 231104), (92, 203472), (96, 194994), (108, 173328), (138, 135648), (144, 129996), (157, 119232), (162, 115552), (184, 101736), (192, 97497), (207, 90432), (216, 86664), (276, 67824), (288, 64998), (314, 59616), (324, 57776), (368, 50868), (414, 45216), (432, 43332), (471, 39744), (552, 33912), (576, 32499), (621, 30144), (628, 29808), (648, 28888), (736, 25434), (828, 22608), (864, 21666), (942, 19872), (1104, 16956), (1242, 15072), (1256, 14904), (1296, 14444), (1413, 13248), (1472, 12717), (1656, 11304), (1728, 10833), (1863, 10048), (1884, 9936), (2208, 8478), (2484, 7536), (2512, 7452), (2592, 7222), (2826, 6624), (3312, 5652), (3611, 5184), (3726, 5024), (3768, 4968), (4239, 4416)]