15811028

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1931}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 29211840

約数和(自身を除く): 13400812

約数列:

[1, 2, 4, 23, 46, 89, 92, 178, 356, 1931, 2047, 3862, 4094, 7724, 8188, 44413, 88826, 171859, 177652, 343718, 687436, 3952757, 7905514, 15811028]

約数ペア:

[(1, 15811028), (2, 7905514), (4, 3952757), (23, 687436), (46, 343718), (89, 177652), (92, 171859), (178, 88826), (356, 44413), (1931, 8188), (2047, 7724), (3862, 4094)]