18219819104

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{136769}}^1$

素因数の和:136983

約数の個数: 48

約数和(自身を含む): 37636915680

約数和(自身を除く): 19417096576

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 181, 184, 362, 368, 724, 736, 1448, 2896, 4163, 5792, 8326, 16652, 33304, 66608, 133216, 136769, 273538, 547076, 1094152, 2188304, 3145687, 4376608, 6291374, 12582748, 24755189, 25165496, 49510378, 50330992, 99020756, 100661984, 198041512, 396083024, 569369347, 792166048, 1138738694, 2277477388, 4554954776, 9109909552, 18219819104]

約数ペア:

[(1, 18219819104), (2, 9109909552), (4, 4554954776), (8, 2277477388), (16, 1138738694), (23, 792166048), (32, 569369347), (46, 396083024), (92, 198041512), (181, 100661984), (184, 99020756), (362, 50330992), (368, 49510378), (724, 25165496), (736, 24755189), (1448, 12582748), (2896, 6291374), (4163, 4376608), (5792, 3145687), (8326, 2188304), (16652, 1094152), (33304, 547076), (66608, 273538), (133216, 136769)]