20345184

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{1723}}^1$

素因数の和:1780

約数の個数: 72

約数和(自身を含む): 59302152

約数和(自身を除く): 38956968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1723, 1968, 2952, 3446, 3936, 5169, 5904, 6892, 10338, 11808, 13784, 15507, 20676, 27568, 31014, 41352, 55136, 62028, 70643, 82704, 124056, 141286, 165408, 211929, 248112, 282572, 423858, 496224, 565144, 635787, 847716, 1130288, 1271574, 1695432, 2260576, 2543148, 3390864, 5086296, 6781728, 10172592, 20345184]

約数ペア:

[(1, 20345184), (2, 10172592), (3, 6781728), (4, 5086296), (6, 3390864), (8, 2543148), (9, 2260576), (12, 1695432), (16, 1271574), (18, 1130288), (24, 847716), (32, 635787), (36, 565144), (41, 496224), (48, 423858), (72, 282572), (82, 248112), (96, 211929), (123, 165408), (144, 141286), (164, 124056), (246, 82704), (288, 70643), (328, 62028), (369, 55136), (492, 41352), (656, 31014), (738, 27568), (984, 20676), (1312, 15507), (1476, 13784), (1723, 11808), (1968, 10338), (2952, 6892), (3446, 5904), (3936, 5169)]