19388632780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1662833}}^1$

素因数の和:1662906

約数の個数: 48

約数和(自身を含む): 45255690144

約数和(自身を除く): 25867057364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2915, 5830, 11660, 1662833, 3325666, 6651332, 8314165, 16628330, 18291163, 33256660, 36582326, 73164652, 88130149, 91455815, 176260298, 182911630, 352520596, 365823260, 440650745, 881301490, 969431639, 1762602980, 1938863278, 3877726556, 4847158195, 9694316390, 19388632780]

約数ペア:

[(1, 19388632780), (2, 9694316390), (4, 4847158195), (5, 3877726556), (10, 1938863278), (11, 1762602980), (20, 969431639), (22, 881301490), (44, 440650745), (53, 365823260), (55, 352520596), (106, 182911630), (110, 176260298), (212, 91455815), (220, 88130149), (265, 73164652), (530, 36582326), (583, 33256660), (1060, 18291163), (1166, 16628330), (2332, 8314165), (2915, 6651332), (5830, 3325666), (11660, 1662833)]