20217963324

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{537769}}^1$

素因数の和:538030

約数の個数: 48

約数和(自身を含む): 51015013280

約数和(自身を除く): 30797049956

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 241, 482, 723, 964, 1446, 2892, 3133, 6266, 9399, 12532, 18798, 37596, 537769, 1075538, 1613307, 2151076, 3226614, 6453228, 6990997, 13981994, 20972991, 27963988, 41945982, 83891964, 129602329, 259204658, 388806987, 518409316, 777613974, 1555227948, 1684830277, 3369660554, 5054490831, 6739321108, 10108981662, 20217963324]

約数ペア:

[(1, 20217963324), (2, 10108981662), (3, 6739321108), (4, 5054490831), (6, 3369660554), (12, 1684830277), (13, 1555227948), (26, 777613974), (39, 518409316), (52, 388806987), (78, 259204658), (156, 129602329), (241, 83891964), (482, 41945982), (723, 27963988), (964, 20972991), (1446, 13981994), (2892, 6990997), (3133, 6453228), (6266, 3226614), (9399, 2151076), (12532, 1613307), (18798, 1075538), (37596, 537769)]