18730118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 31667328

約数和(自身を除く): 12937210

約数列:

[1, 2, 11, 22, 67, 97, 131, 134, 194, 262, 737, 1067, 1441, 1474, 2134, 2882, 6499, 8777, 12707, 12998, 17554, 25414, 71489, 96547, 139777, 142978, 193094, 279554, 851369, 1702738, 9365059, 18730118]

約数ペア:

[(1, 18730118), (2, 9365059), (11, 1702738), (22, 851369), (67, 279554), (97, 193094), (131, 142978), (134, 139777), (194, 96547), (262, 71489), (737, 25414), (1067, 17554), (1441, 12998), (1474, 12707), (2134, 8777), (2882, 6499)]