18267968

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:295

約数の個数: 56

約数和(自身を含む): 38831520

約数和(自身を除く): 20563552

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 83, 152, 166, 181, 304, 332, 362, 608, 664, 724, 1216, 1328, 1448, 1577, 2656, 2896, 3154, 3439, 5312, 5792, 6308, 6878, 11584, 12616, 13756, 15023, 25232, 27512, 30046, 50464, 55024, 60092, 100928, 110048, 120184, 220096, 240368, 285437, 480736, 570874, 961472, 1141748, 2283496, 4566992, 9133984, 18267968]

約数ペア:

[(1, 18267968), (2, 9133984), (4, 4566992), (8, 2283496), (16, 1141748), (19, 961472), (32, 570874), (38, 480736), (64, 285437), (76, 240368), (83, 220096), (152, 120184), (166, 110048), (181, 100928), (304, 60092), (332, 55024), (362, 50464), (608, 30046), (664, 27512), (724, 25232), (1216, 15023), (1328, 13756), (1448, 12616), (1577, 11584), (2656, 6878), (2896, 6308), (3154, 5792), (3439, 5312)]