20145311238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{35317}}^1$

素因数の和:35509

約数の個数: 64

約数和(自身を含む): 44429478912

約数和(自身を除く): 24284167674

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 103, 142, 206, 213, 309, 426, 618, 923, 1339, 1846, 2678, 2769, 4017, 5538, 7313, 8034, 14626, 21939, 35317, 43878, 70634, 95069, 105951, 190138, 211902, 285207, 459121, 570414, 918242, 1377363, 2507507, 2754726, 3637651, 5015014, 7275302, 7522521, 10912953, 15045042, 21825906, 32597591, 47289463, 65195182, 94578926, 97792773, 141868389, 195585546, 258273221, 283736778, 516546442, 774819663, 1549639326, 3357551873, 6715103746, 10072655619, 20145311238]

約数ペア:

[(1, 20145311238), (2, 10072655619), (3, 6715103746), (6, 3357551873), (13, 1549639326), (26, 774819663), (39, 516546442), (71, 283736778), (78, 258273221), (103, 195585546), (142, 141868389), (206, 97792773), (213, 94578926), (309, 65195182), (426, 47289463), (618, 32597591), (923, 21825906), (1339, 15045042), (1846, 10912953), (2678, 7522521), (2769, 7275302), (4017, 5015014), (5538, 3637651), (7313, 2754726), (8034, 2507507), (14626, 1377363), (21939, 918242), (35317, 570414), (43878, 459121), (70634, 285207), (95069, 211902), (105951, 190138)]