1991059994

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1327}}^1\times {\mathrm{9743}}^1$

素因数の和:11090

約数の個数: 32

約数和(自身を含む): 3726729216

約数和(自身を除く): 1735669222

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1327, 2654, 9289, 9743, 14597, 18578, 19486, 29194, 68201, 102179, 107173, 136402, 204358, 214346, 750211, 1500422, 12928961, 25857922, 90502727, 142218571, 181005454, 284437142, 995529997, 1991059994]

約数ペア:

[(1, 1991059994), (2, 995529997), (7, 284437142), (11, 181005454), (14, 142218571), (22, 90502727), (77, 25857922), (154, 12928961), (1327, 1500422), (2654, 750211), (9289, 214346), (9743, 204358), (14597, 136402), (18578, 107173), (19486, 102179), (29194, 68201)]