18861456

素因数分解:

$2^4\times 3^1\times {\mathrm{97}}^1\times {\mathrm{4051}}^1$

素因数の和:4159

約数の個数: 40

約数和(自身を含む): 49239904

約数和(自身を除く): 30378448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 97, 194, 291, 388, 582, 776, 1164, 1552, 2328, 4051, 4656, 8102, 12153, 16204, 24306, 32408, 48612, 64816, 97224, 194448, 392947, 785894, 1178841, 1571788, 2357682, 3143576, 4715364, 6287152, 9430728, 18861456]

約数ペア:

[(1, 18861456), (2, 9430728), (3, 6287152), (4, 4715364), (6, 3143576), (8, 2357682), (12, 1571788), (16, 1178841), (24, 785894), (48, 392947), (97, 194448), (194, 97224), (291, 64816), (388, 48612), (582, 32408), (776, 24306), (1164, 16204), (1552, 12153), (2328, 8102), (4051, 4656)]