18291364

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1676

約数の個数: 48

約数和(自身を含む): 40692736

約数和(自身を除く): 22401372

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 1621, 2821, 3242, 5642, 6484, 11284, 11347, 21073, 22694, 42146, 45388, 50251, 84292, 100502, 147511, 201004, 295022, 351757, 590044, 653263, 703514, 1306526, 1407028, 2613052, 4572841, 9145682, 18291364]

約数ペア:

[(1, 18291364), (2, 9145682), (4, 4572841), (7, 2613052), (13, 1407028), (14, 1306526), (26, 703514), (28, 653263), (31, 590044), (52, 351757), (62, 295022), (91, 201004), (124, 147511), (182, 100502), (217, 84292), (364, 50251), (403, 45388), (434, 42146), (806, 22694), (868, 21073), (1612, 11347), (1621, 11284), (2821, 6484), (3242, 5642)]