20216172

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{823}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 49835520

約数和(自身を除く): 29619348

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 89, 92, 138, 178, 267, 276, 356, 534, 823, 1068, 1646, 2047, 2469, 3292, 4094, 4938, 6141, 8188, 9876, 12282, 18929, 24564, 37858, 56787, 73247, 75716, 113574, 146494, 219741, 227148, 292988, 439482, 878964, 1684681, 3369362, 5054043, 6738724, 10108086, 20216172]

約数ペア:

[(1, 20216172), (2, 10108086), (3, 6738724), (4, 5054043), (6, 3369362), (12, 1684681), (23, 878964), (46, 439482), (69, 292988), (89, 227148), (92, 219741), (138, 146494), (178, 113574), (267, 75716), (276, 73247), (356, 56787), (534, 37858), (823, 24564), (1068, 18929), (1646, 12282), (2047, 9876), (2469, 8188), (3292, 6141), (4094, 4938)]