20163457556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{3559}}^1\times {\mathrm{128761}}^1$

素因数の和:132335

約数の個数: 24

約数和(自身を含む): 38504988480

約数和(自身を除く): 18341530924

約数列:

[1, 2, 4, 11, 22, 44, 3559, 7118, 14236, 39149, 78298, 128761, 156596, 257522, 515044, 1416371, 2832742, 5665484, 458260399, 916520798, 1833041596, 5040864389, 10081728778, 20163457556]

約数ペア:

[(1, 20163457556), (2, 10081728778), (4, 5040864389), (11, 1833041596), (22, 916520798), (44, 458260399), (3559, 5665484), (7118, 2832742), (14236, 1416371), (39149, 515044), (78298, 257522), (128761, 156596)]