20165720322

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1\times {\mathrm{3947}}^1$

素因数の和:4551

約数の個数: 64

約数和(自身を含む): 44343936000

約数和(自身を除く): 24178215678

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 199, 389, 398, 597, 778, 1167, 1194, 2189, 2334, 3947, 4279, 4378, 6567, 7894, 8558, 11841, 12837, 13134, 23682, 25674, 43417, 77411, 86834, 130251, 154822, 232233, 260502, 464466, 785453, 851521, 1535383, 1570906, 1703042, 2356359, 2554563, 3070766, 4606149, 4712718, 5109126, 8639983, 9212298, 16889213, 17279966, 25919949, 33778426, 50667639, 51839898, 101335278, 305541217, 611082434, 916623651, 1833247302, 3360953387, 6721906774, 10082860161, 20165720322]

約数ペア:

[(1, 20165720322), (2, 10082860161), (3, 6721906774), (6, 3360953387), (11, 1833247302), (22, 916623651), (33, 611082434), (66, 305541217), (199, 101335278), (389, 51839898), (398, 50667639), (597, 33778426), (778, 25919949), (1167, 17279966), (1194, 16889213), (2189, 9212298), (2334, 8639983), (3947, 5109126), (4279, 4712718), (4378, 4606149), (6567, 3070766), (7894, 2554563), (8558, 2356359), (11841, 1703042), (12837, 1570906), (13134, 1535383), (23682, 851521), (25674, 785453), (43417, 464466), (77411, 260502), (86834, 232233), (130251, 154822)]