18187968

素因数分解:

$2^6\times 3^1\times {\mathrm{43}}^1\times {\mathrm{2203}}^1$

素因数の和:2261

約数の個数: 56

約数和(自身を含む): 49263808

約数和(自身を除く): 31075840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 129, 172, 192, 258, 344, 516, 688, 1032, 1376, 2064, 2203, 2752, 4128, 4406, 6609, 8256, 8812, 13218, 17624, 26436, 35248, 52872, 70496, 94729, 105744, 140992, 189458, 211488, 284187, 378916, 422976, 568374, 757832, 1136748, 1515664, 2273496, 3031328, 4546992, 6062656, 9093984, 18187968]

約数ペア:

[(1, 18187968), (2, 9093984), (3, 6062656), (4, 4546992), (6, 3031328), (8, 2273496), (12, 1515664), (16, 1136748), (24, 757832), (32, 568374), (43, 422976), (48, 378916), (64, 284187), (86, 211488), (96, 189458), (129, 140992), (172, 105744), (192, 94729), (258, 70496), (344, 52872), (516, 35248), (688, 26436), (1032, 17624), (1376, 13218), (2064, 8812), (2203, 8256), (2752, 6609), (4128, 4406)]