20003373

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 33611760

約数和(自身を除く): 13608387

約数列:

[1, 3, 9, 13, 17, 39, 51, 89, 113, 117, 153, 221, 267, 339, 663, 801, 1017, 1157, 1469, 1513, 1921, 1989, 3471, 4407, 4539, 5763, 10057, 10413, 13221, 13617, 17289, 19669, 24973, 30171, 59007, 74919, 90513, 130741, 170969, 177021, 224757, 392223, 512907, 1176669, 1538721, 2222597, 6667791, 20003373]

約数ペア:

[(1, 20003373), (3, 6667791), (9, 2222597), (13, 1538721), (17, 1176669), (39, 512907), (51, 392223), (89, 224757), (113, 177021), (117, 170969), (153, 130741), (221, 90513), (267, 74919), (339, 59007), (663, 30171), (801, 24973), (1017, 19669), (1157, 17289), (1469, 13617), (1513, 13221), (1921, 10413), (1989, 10057), (3471, 5763), (4407, 4539)]