20585949

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 30497280

約数和(自身を除く): 9911331

約数列:

[1, 3, 19, 37, 43, 57, 111, 129, 227, 681, 703, 817, 1591, 2109, 2451, 4313, 4773, 8399, 9761, 12939, 25197, 29283, 30229, 90687, 159581, 185459, 361157, 478743, 556377, 1083471, 6861983, 20585949]

約数ペア:

[(1, 20585949), (3, 6861983), (19, 1083471), (37, 556377), (43, 478743), (57, 361157), (111, 185459), (129, 159581), (227, 90687), (681, 30229), (703, 29283), (817, 25197), (1591, 12939), (2109, 9761), (2451, 8399), (4313, 4773)]