18249588

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 53202240

約数和(自身を除く): 34952652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 139, 252, 278, 417, 521, 556, 834, 973, 1042, 1251, 1563, 1668, 1946, 2084, 2502, 2919, 3126, 3647, 3892, 4689, 5004, 5838, 6252, 7294, 8757, 9378, 10941, 11676, 14588, 17514, 18756, 21882, 32823, 35028, 43764, 65646, 72419, 131292, 144838, 217257, 289676, 434514, 506933, 651771, 869028, 1013866, 1303542, 1520799, 2027732, 2607084, 3041598, 4562397, 6083196, 9124794, 18249588]

約数ペア:

[(1, 18249588), (2, 9124794), (3, 6083196), (4, 4562397), (6, 3041598), (7, 2607084), (9, 2027732), (12, 1520799), (14, 1303542), (18, 1013866), (21, 869028), (28, 651771), (36, 506933), (42, 434514), (63, 289676), (84, 217257), (126, 144838), (139, 131292), (252, 72419), (278, 65646), (417, 43764), (521, 35028), (556, 32823), (834, 21882), (973, 18756), (1042, 17514), (1251, 14588), (1563, 11676), (1668, 10941), (1946, 9378), (2084, 8757), (2502, 7294), (2919, 6252), (3126, 5838), (3647, 5004), (3892, 4689)]