18992286

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 45100800

約数和(自身を除く): 26108514

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 107, 114, 171, 173, 214, 321, 342, 346, 513, 519, 642, 963, 1026, 1038, 1557, 1926, 2033, 2889, 3114, 3287, 4066, 4671, 5778, 6099, 6574, 9342, 9861, 12198, 18297, 18511, 19722, 29583, 36594, 37022, 54891, 55533, 59166, 88749, 109782, 111066, 166599, 177498, 333198, 351709, 499797, 703418, 999594, 1055127, 2110254, 3165381, 6330762, 9496143, 18992286]

約数ペア:

[(1, 18992286), (2, 9496143), (3, 6330762), (6, 3165381), (9, 2110254), (18, 1055127), (19, 999594), (27, 703418), (38, 499797), (54, 351709), (57, 333198), (107, 177498), (114, 166599), (171, 111066), (173, 109782), (214, 88749), (321, 59166), (342, 55533), (346, 54891), (513, 37022), (519, 36594), (642, 29583), (963, 19722), (1026, 18511), (1038, 18297), (1557, 12198), (1926, 9861), (2033, 9342), (2889, 6574), (3114, 6099), (3287, 5778), (4066, 4671)]