19518228

素因数分解:

$2^2\times 3^2\times {\mathrm{463}}^1\times {\mathrm{1171}}^1$

素因数の和:1644

約数の個数: 36

約数和(自身を含む): 49486528

約数和(自身を除く): 29968300

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 463, 926, 1171, 1389, 1852, 2342, 2778, 3513, 4167, 4684, 5556, 7026, 8334, 10539, 14052, 16668, 21078, 42156, 542173, 1084346, 1626519, 2168692, 3253038, 4879557, 6506076, 9759114, 19518228]

約数ペア:

[(1, 19518228), (2, 9759114), (3, 6506076), (4, 4879557), (6, 3253038), (9, 2168692), (12, 1626519), (18, 1084346), (36, 542173), (463, 42156), (926, 21078), (1171, 16668), (1389, 14052), (1852, 10539), (2342, 8334), (2778, 7026), (3513, 5556), (4167, 4684)]