18000019328

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{56093}}^1$

素因数の和:56239

約数の個数: 64

約数和(自身を含む): 37762480800

約数和(自身を除く): 19762461472

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 109, 128, 184, 218, 368, 436, 736, 872, 1472, 1744, 2507, 2944, 3488, 5014, 6976, 10028, 13952, 20056, 40112, 56093, 80224, 112186, 160448, 224372, 320896, 448744, 897488, 1290139, 1794976, 2580278, 3589952, 5160556, 6114137, 7179904, 10321112, 12228274, 20642224, 24456548, 41284448, 48913096, 82568896, 97826192, 140625151, 165137792, 195652384, 281250302, 391304768, 562500604, 782609536, 1125001208, 2250002416, 4500004832, 9000009664, 18000019328]

約数ペア:

[(1, 18000019328), (2, 9000009664), (4, 4500004832), (8, 2250002416), (16, 1125001208), (23, 782609536), (32, 562500604), (46, 391304768), (64, 281250302), (92, 195652384), (109, 165137792), (128, 140625151), (184, 97826192), (218, 82568896), (368, 48913096), (436, 41284448), (736, 24456548), (872, 20642224), (1472, 12228274), (1744, 10321112), (2507, 7179904), (2944, 6114137), (3488, 5160556), (5014, 3589952), (6976, 2580278), (10028, 1794976), (13952, 1290139), (20056, 897488), (40112, 448744), (56093, 320896), (80224, 224372), (112186, 160448)]