20627011705

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{613}}^1\times {\mathrm{2789}}^1$

素因数の和:3553

約数の個数: 32

約数和(自身を含む): 26312601600

約数和(自身を除く): 5685589895

約数列:

[1, 5, 19, 95, 127, 613, 635, 2413, 2789, 3065, 11647, 12065, 13945, 52991, 58235, 77851, 264955, 354203, 389255, 1479169, 1709657, 1771015, 6729857, 7395845, 8548285, 32483483, 33649285, 162417415, 217126439, 1085632195, 4125402341, 20627011705]

約数ペア:

[(1, 20627011705), (5, 4125402341), (19, 1085632195), (95, 217126439), (127, 162417415), (613, 33649285), (635, 32483483), (2413, 8548285), (2789, 7395845), (3065, 6729857), (11647, 1771015), (12065, 1709657), (13945, 1479169), (52991, 389255), (58235, 354203), (77851, 264955)]