20155879068

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{247993}}^1$

素因数の和:248534

約数の個数: 48

約数和(自身を含む): 50745524256

約数和(自身を除く): 30589645188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 521, 1042, 1563, 2084, 3126, 6252, 6773, 13546, 20319, 27092, 40638, 81276, 247993, 495986, 743979, 991972, 1487958, 2975916, 3223909, 6447818, 9671727, 12895636, 19343454, 38686908, 129204353, 258408706, 387613059, 516817412, 775226118, 1550452236, 1679656589, 3359313178, 5038969767, 6718626356, 10077939534, 20155879068]

約数ペア:

[(1, 20155879068), (2, 10077939534), (3, 6718626356), (4, 5038969767), (6, 3359313178), (12, 1679656589), (13, 1550452236), (26, 775226118), (39, 516817412), (52, 387613059), (78, 258408706), (156, 129204353), (521, 38686908), (1042, 19343454), (1563, 12895636), (2084, 9671727), (3126, 6447818), (6252, 3223909), (6773, 2975916), (13546, 1487958), (20319, 991972), (27092, 743979), (40638, 495986), (81276, 247993)]