20827572

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{547}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 51555840

約数和(自身を除く): 30728268

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 167, 228, 334, 501, 547, 668, 1002, 1094, 1641, 2004, 2188, 3173, 3282, 6346, 6564, 9519, 10393, 12692, 19038, 20786, 31179, 38076, 41572, 62358, 91349, 124716, 182698, 274047, 365396, 548094, 1096188, 1735631, 3471262, 5206893, 6942524, 10413786, 20827572]

約数ペア:

[(1, 20827572), (2, 10413786), (3, 6942524), (4, 5206893), (6, 3471262), (12, 1735631), (19, 1096188), (38, 548094), (57, 365396), (76, 274047), (114, 182698), (167, 124716), (228, 91349), (334, 62358), (501, 41572), (547, 38076), (668, 31179), (1002, 20786), (1094, 19038), (1641, 12692), (2004, 10393), (2188, 9519), (3173, 6564), (3282, 6346)]