20906136

素因数分解:

$2^3\times 3^2\times {\mathrm{293}}^1\times {\mathrm{991}}^1$

素因数の和:1296

約数の個数: 48

約数和(自身を含む): 56871360

約数和(自身を除く): 35965224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 293, 586, 879, 991, 1172, 1758, 1982, 2344, 2637, 2973, 3516, 3964, 5274, 5946, 7032, 7928, 8919, 10548, 11892, 17838, 21096, 23784, 35676, 71352, 290363, 580726, 871089, 1161452, 1742178, 2322904, 2613267, 3484356, 5226534, 6968712, 10453068, 20906136]

約数ペア:

[(1, 20906136), (2, 10453068), (3, 6968712), (4, 5226534), (6, 3484356), (8, 2613267), (9, 2322904), (12, 1742178), (18, 1161452), (24, 871089), (36, 580726), (72, 290363), (293, 71352), (586, 35676), (879, 23784), (991, 21096), (1172, 17838), (1758, 11892), (1982, 10548), (2344, 8919), (2637, 7928), (2973, 7032), (3516, 5946), (3964, 5274)]