20687098503

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1\times {\mathrm{2861}}^1$

素因数の和:3315

約数の個数: 32

約数和(自身を含む): 28291488192

約数和(自身を除く): 7604389689

約数列:

[1, 3, 73, 137, 219, 241, 411, 723, 2861, 8583, 10001, 17593, 30003, 33017, 52779, 99051, 208853, 391957, 626559, 689501, 1175871, 2068503, 2410241, 7230723, 28612861, 50333573, 85838583, 94461637, 151000719, 283384911, 6895699501, 20687098503]

約数ペア:

[(1, 20687098503), (3, 6895699501), (73, 283384911), (137, 151000719), (219, 94461637), (241, 85838583), (411, 50333573), (723, 28612861), (2861, 7230723), (8583, 2410241), (10001, 2068503), (17593, 1175871), (30003, 689501), (33017, 626559), (52779, 391957), (99051, 208853)]