20726074

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 34292160

約数和(自身を除く): 13566086

約数列:

[1, 2, 19, 38, 41, 53, 82, 106, 251, 502, 779, 1007, 1558, 2014, 2173, 4346, 4769, 9538, 10291, 13303, 20582, 26606, 41287, 82574, 195529, 252757, 391058, 505514, 545423, 1090846, 10363037, 20726074]

約数ペア:

[(1, 20726074), (2, 10363037), (19, 1090846), (38, 545423), (41, 505514), (53, 391058), (82, 252757), (106, 195529), (251, 82574), (502, 41287), (779, 26606), (1007, 20582), (1558, 13303), (2014, 10291), (2173, 9538), (4346, 4769)]