18535884

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 45480960

約数和(自身を除く): 26945076

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 239, 276, 281, 478, 562, 717, 843, 956, 1124, 1434, 1686, 2868, 3372, 5497, 6463, 10994, 12926, 16491, 19389, 21988, 25852, 32982, 38778, 65964, 67159, 77556, 134318, 201477, 268636, 402954, 805908, 1544657, 3089314, 4633971, 6178628, 9267942, 18535884]

約数ペア:

[(1, 18535884), (2, 9267942), (3, 6178628), (4, 4633971), (6, 3089314), (12, 1544657), (23, 805908), (46, 402954), (69, 268636), (92, 201477), (138, 134318), (239, 77556), (276, 67159), (281, 65964), (478, 38778), (562, 32982), (717, 25852), (843, 21988), (956, 19389), (1124, 16491), (1434, 12926), (1686, 10994), (2868, 6463), (3372, 5497)]