20348611227

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{260269}}^1$

素因数の和:260372

約数の個数: 48

約数和(自身を含む): 36054682560

約数和(自身を除く): 15706071333

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 73, 119, 153, 219, 357, 511, 657, 1071, 1241, 1533, 3723, 4599, 8687, 11169, 26061, 78183, 260269, 780807, 1821883, 2342421, 4424573, 5465649, 13273719, 16396947, 18999637, 30972011, 39821157, 56998911, 92916033, 132997459, 170996733, 278748099, 322993829, 398992377, 968981487, 1196977131, 2260956803, 2906944461, 6782870409, 20348611227]

約数ペア:

[(1, 20348611227), (3, 6782870409), (7, 2906944461), (9, 2260956803), (17, 1196977131), (21, 968981487), (51, 398992377), (63, 322993829), (73, 278748099), (119, 170996733), (153, 132997459), (219, 92916033), (357, 56998911), (511, 39821157), (657, 30972011), (1071, 18999637), (1241, 16396947), (1533, 13273719), (3723, 5465649), (4599, 4424573), (8687, 2342421), (11169, 1821883), (26061, 780807), (78183, 260269)]