19448935

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 28498176

約数和(自身を除く): 9049241

約数列:

[1, 5, 11, 17, 31, 55, 61, 85, 121, 155, 187, 305, 341, 527, 605, 671, 935, 1037, 1705, 1891, 2057, 2635, 3355, 3751, 5185, 5797, 7381, 9455, 10285, 11407, 18755, 20801, 28985, 32147, 36905, 57035, 63767, 104005, 125477, 160735, 228811, 318835, 353617, 627385, 1144055, 1768085, 3889787, 19448935]

約数ペア:

[(1, 19448935), (5, 3889787), (11, 1768085), (17, 1144055), (31, 627385), (55, 353617), (61, 318835), (85, 228811), (121, 160735), (155, 125477), (187, 104005), (305, 63767), (341, 57035), (527, 36905), (605, 32147), (671, 28985), (935, 20801), (1037, 18755), (1705, 11407), (1891, 10285), (2057, 9455), (2635, 7381), (3355, 5797), (3751, 5185)]