208939952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{2179}}^1$

素因数の和:2661

約数の個数: 40

約数和(自身を含む): 437107440

約数和(自身を除く): 228167488

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 461, 922, 1844, 2179, 3688, 4358, 5993, 7376, 8716, 11986, 17432, 23972, 28327, 34864, 47944, 56654, 95888, 113308, 226616, 453232, 1004519, 2009038, 4018076, 8036152, 13058747, 16072304, 26117494, 52234988, 104469976, 208939952]

約数ペア:

[(1, 208939952), (2, 104469976), (4, 52234988), (8, 26117494), (13, 16072304), (16, 13058747), (26, 8036152), (52, 4018076), (104, 2009038), (208, 1004519), (461, 453232), (922, 226616), (1844, 113308), (2179, 95888), (3688, 56654), (4358, 47944), (5993, 34864), (7376, 28327), (8716, 23972), (11986, 17432)]