189453944

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 376261200

約数和(自身を除く): 186807256

約数列:

[1, 2, 4, 8, 23, 46, 89, 92, 178, 184, 356, 503, 529, 712, 1006, 1058, 2012, 2047, 2116, 4024, 4094, 4232, 8188, 11569, 16376, 23138, 44767, 46276, 47081, 89534, 92552, 94162, 179068, 188324, 266087, 358136, 376648, 532174, 1029641, 1064348, 2059282, 2128696, 4118564, 8237128, 23681743, 47363486, 94726972, 189453944]

約数ペア:

[(1, 189453944), (2, 94726972), (4, 47363486), (8, 23681743), (23, 8237128), (46, 4118564), (89, 2128696), (92, 2059282), (178, 1064348), (184, 1029641), (356, 532174), (503, 376648), (529, 358136), (712, 266087), (1006, 188324), (1058, 179068), (2012, 94162), (2047, 92552), (2116, 89534), (4024, 47081), (4094, 46276), (4232, 44767), (8188, 23138), (11569, 16376)]