19025363

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 24624000

約数和(自身を除く): 5598637

約数列:

[1, 7, 17, 29, 37, 119, 149, 203, 259, 493, 629, 1043, 1073, 2533, 3451, 4321, 4403, 5513, 7511, 17731, 18241, 30247, 38591, 73457, 93721, 127687, 159877, 514199, 656047, 1119139, 2717909, 19025363]

約数ペア:

[(1, 19025363), (7, 2717909), (17, 1119139), (29, 656047), (37, 514199), (119, 159877), (149, 127687), (203, 93721), (259, 73457), (493, 38591), (629, 30247), (1043, 18241), (1073, 17731), (2533, 7511), (3451, 5513), (4321, 4403)]