12187930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2789}}^1$

素因数の和:2838

約数の個数: 32

約数和(自身を含む): 24105600

約数和(自身を除く): 11917670

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 2789, 4370, 5578, 13945, 27890, 52991, 64147, 105982, 128294, 264955, 320735, 529910, 641470, 1218793, 2437586, 6093965, 12187930]

約数ペア:

[(1, 12187930), (2, 6093965), (5, 2437586), (10, 1218793), (19, 641470), (23, 529910), (38, 320735), (46, 264955), (95, 128294), (115, 105982), (190, 64147), (230, 52991), (437, 27890), (874, 13945), (2185, 5578), (2789, 4370)]