20292356

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 43545600

約数和(自身を除く): 23253244

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 89, 119, 178, 238, 356, 476, 479, 623, 958, 1246, 1513, 1916, 2492, 3026, 3353, 6052, 6706, 8143, 10591, 13412, 16286, 21182, 32572, 42364, 42631, 57001, 85262, 114002, 170524, 228004, 298417, 596834, 724727, 1193668, 1449454, 2898908, 5073089, 10146178, 20292356]

約数ペア:

[(1, 20292356), (2, 10146178), (4, 5073089), (7, 2898908), (14, 1449454), (17, 1193668), (28, 724727), (34, 596834), (68, 298417), (89, 228004), (119, 170524), (178, 114002), (238, 85262), (356, 57001), (476, 42631), (479, 42364), (623, 32572), (958, 21182), (1246, 16286), (1513, 13412), (1916, 10591), (2492, 8143), (3026, 6706), (3353, 6052)]