2018011638

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:637

約数の個数: 64

約数和(自身を含む): 4178304000

約数和(自身を除く): 2160292362

約数列:

[1, 2, 3, 6, 61, 103, 122, 183, 199, 206, 269, 309, 366, 398, 538, 597, 618, 807, 1194, 1614, 6283, 12139, 12566, 16409, 18849, 20497, 24278, 27707, 32818, 36417, 37698, 40994, 49227, 53531, 55414, 61491, 72834, 83121, 98454, 107062, 122982, 160593, 166242, 321186, 1250317, 1690127, 2500634, 3265391, 3380254, 3750951, 5070381, 5513693, 6530782, 7501902, 9796173, 10140762, 11027386, 16541079, 19592346, 33082158, 336335273, 672670546, 1009005819, 2018011638]

約数ペア:

[(1, 2018011638), (2, 1009005819), (3, 672670546), (6, 336335273), (61, 33082158), (103, 19592346), (122, 16541079), (183, 11027386), (199, 10140762), (206, 9796173), (269, 7501902), (309, 6530782), (366, 5513693), (398, 5070381), (538, 3750951), (597, 3380254), (618, 3265391), (807, 2500634), (1194, 1690127), (1614, 1250317), (6283, 321186), (12139, 166242), (12566, 160593), (16409, 122982), (18849, 107062), (20497, 98454), (24278, 83121), (27707, 72834), (32818, 61491), (36417, 55414), (37698, 53531), (40994, 49227)]