15820996

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2339}}^1$

素因数の和:2451

約数の個数: 24

約数和(自身を含む): 29484000

約数和(自身を除く): 13663004

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 2339, 3382, 4678, 6764, 9356, 44441, 88882, 177764, 208171, 416342, 832684, 3955249, 7910498, 15820996]

約数ペア:

[(1, 15820996), (2, 7910498), (4, 3955249), (19, 832684), (38, 416342), (76, 208171), (89, 177764), (178, 88882), (356, 44441), (1691, 9356), (2339, 6764), (3382, 4678)]