20163980492

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{877}}^1\times {\mathrm{3011}}^1$

素因数の和:3998

約数の個数: 48

約数和(自身を含む): 37319692032

約数和(自身を除く): 17155711540

約数列:

[1, 2, 4, 23, 46, 83, 92, 166, 332, 877, 1754, 1909, 3011, 3508, 3818, 6022, 7636, 12044, 20171, 40342, 69253, 72791, 80684, 138506, 145582, 249913, 277012, 291164, 499826, 999652, 1674193, 2640647, 3348386, 5281294, 5747999, 6696772, 10562588, 11495998, 22991996, 60734881, 121469762, 219173701, 242939524, 438347402, 876694804, 5040995123, 10081990246, 20163980492]

約数ペア:

[(1, 20163980492), (2, 10081990246), (4, 5040995123), (23, 876694804), (46, 438347402), (83, 242939524), (92, 219173701), (166, 121469762), (332, 60734881), (877, 22991996), (1754, 11495998), (1909, 10562588), (3011, 6696772), (3508, 5747999), (3818, 5281294), (6022, 3348386), (7636, 2640647), (12044, 1674193), (20171, 999652), (40342, 499826), (69253, 291164), (72791, 277012), (80684, 249913), (138506, 145582)]