20173091645

素因数分解:

$5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{877}}^1\times {\mathrm{3631}}^1$

素因数の和:4701

約数の個数: 32

約数和(自身を含む): 27858195456

約数和(自身を除く): 7685103811

約数列:

[1, 5, 7, 35, 181, 877, 905, 1267, 3631, 4385, 6139, 6335, 18155, 25417, 30695, 127085, 158737, 657211, 793685, 1111159, 3184387, 3286055, 4600477, 5555795, 15921935, 22290709, 23002385, 111453545, 576374047, 2881870235, 4034618329, 20173091645]

約数ペア:

[(1, 20173091645), (5, 4034618329), (7, 2881870235), (35, 576374047), (181, 111453545), (877, 23002385), (905, 22290709), (1267, 15921935), (3631, 5555795), (4385, 4600477), (6139, 3286055), (6335, 3184387), (18155, 1111159), (25417, 793685), (30695, 657211), (127085, 158737)]