18918756

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1627}}^1$

素因数の和:1673

約数の個数: 72

約数和(自身を含む): 53333280

約数和(自身を除く): 34414524

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1627, 1938, 2907, 3254, 3876, 4881, 5814, 6508, 9762, 11628, 14643, 19524, 27659, 29286, 30913, 55318, 58572, 61826, 82977, 92739, 110636, 123652, 165954, 185478, 248931, 278217, 331908, 370956, 497862, 525521, 556434, 995724, 1051042, 1112868, 1576563, 2102084, 3153126, 4729689, 6306252, 9459378, 18918756]

約数ペア:

[(1, 18918756), (2, 9459378), (3, 6306252), (4, 4729689), (6, 3153126), (9, 2102084), (12, 1576563), (17, 1112868), (18, 1051042), (19, 995724), (34, 556434), (36, 525521), (38, 497862), (51, 370956), (57, 331908), (68, 278217), (76, 248931), (102, 185478), (114, 165954), (153, 123652), (171, 110636), (204, 92739), (228, 82977), (306, 61826), (323, 58572), (342, 55318), (612, 30913), (646, 29286), (684, 27659), (969, 19524), (1292, 14643), (1627, 11628), (1938, 9762), (2907, 6508), (3254, 5814), (3876, 4881)]