19431830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{733}}^1$

素因数の和:992

約数の個数: 32

約数和(自身を含む): 38367648

約数和(自身を除く): 18935818

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 241, 482, 733, 1205, 1466, 2410, 2651, 3665, 5302, 7330, 8063, 13255, 16126, 26510, 40315, 80630, 176653, 353306, 883265, 1766530, 1943183, 3886366, 9715915, 19431830]

約数ペア:

[(1, 19431830), (2, 9715915), (5, 3886366), (10, 1943183), (11, 1766530), (22, 883265), (55, 353306), (110, 176653), (241, 80630), (482, 40315), (733, 26510), (1205, 16126), (1466, 13255), (2410, 8063), (2651, 7330), (3665, 5302)]