2017780031

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1109}}^1$

素因数の和:1319

約数の個数: 32

約数和(自身を含む): 2320876800

約数和(自身を除く): 303096769

約数列:

[1, 17, 19, 43, 131, 323, 731, 817, 1109, 2227, 2489, 5633, 13889, 18853, 21071, 42313, 47687, 95761, 107027, 145279, 358207, 810679, 906053, 1819459, 2469743, 2760301, 6246997, 15402901, 46925117, 106198949, 118692943, 2017780031]

約数ペア:

[(1, 2017780031), (17, 118692943), (19, 106198949), (43, 46925117), (131, 15402901), (323, 6246997), (731, 2760301), (817, 2469743), (1109, 1819459), (2227, 906053), (2489, 810679), (5633, 358207), (13889, 145279), (18853, 107027), (21071, 95761), (42313, 47687)]