20348924775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{15959941}}^1$

素因数の和:15959971

約数の個数: 24

約数和(自身を含む): 35622590544

約数和(自身を除く): 15273665769

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 15959941, 47879823, 79799705, 239399115, 271318997, 398998525, 813956991, 1196995575, 1356594985, 4069784955, 6782974925, 20348924775]

約数ペア:

[(1, 20348924775), (3, 6782974925), (5, 4069784955), (15, 1356594985), (17, 1196995575), (25, 813956991), (51, 398998525), (75, 271318997), (85, 239399115), (255, 79799705), (425, 47879823), (1275, 15959941)]