20591364

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{90313}}^1$

素因数の和:90339

約数の個数: 24

約数和(自身を含む): 50575840

約数和(自身を除く): 29984476

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 90313, 180626, 270939, 361252, 541878, 1083756, 1715947, 3431894, 5147841, 6863788, 10295682, 20591364]

約数ペア:

[(1, 20591364), (2, 10295682), (3, 6863788), (4, 5147841), (6, 3431894), (12, 1715947), (19, 1083756), (38, 541878), (57, 361252), (76, 270939), (114, 180626), (228, 90313)]