18851148

素因数分解:

$2^2\times 3^2\times {\mathrm{397}}^1\times {\mathrm{1319}}^1$

素因数の和:1726

約数の個数: 36

約数和(自身を含む): 47807760

約数和(自身を除く): 28956612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 397, 794, 1191, 1319, 1588, 2382, 2638, 3573, 3957, 4764, 5276, 7146, 7914, 11871, 14292, 15828, 23742, 47484, 523643, 1047286, 1570929, 2094572, 3141858, 4712787, 6283716, 9425574, 18851148]

約数ペア:

[(1, 18851148), (2, 9425574), (3, 6283716), (4, 4712787), (6, 3141858), (9, 2094572), (12, 1570929), (18, 1047286), (36, 523643), (397, 47484), (794, 23742), (1191, 15828), (1319, 14292), (1588, 11871), (2382, 7914), (2638, 7146), (3573, 5276), (3957, 4764)]