18988542

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{24533}}^1$

素因数の和:24584

約数の個数: 24

約数和(自身を含む): 42100344

約数和(自身を除く): 23111802

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 24533, 49066, 73599, 147198, 220797, 441594, 1054919, 2109838, 3164757, 6329514, 9494271, 18988542]

約数ペア:

[(1, 18988542), (2, 9494271), (3, 6329514), (6, 3164757), (9, 2109838), (18, 1054919), (43, 441594), (86, 220797), (129, 147198), (258, 73599), (387, 49066), (774, 24533)]