20687364

素因数分解:

$2^2\times 3^2\times {\mathrm{197}}^1\times {\mathrm{2917}}^1$

素因数の和:3124

約数の個数: 36

約数和(自身を含む): 52576524

約数和(自身を除く): 31889160

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 197, 394, 591, 788, 1182, 1773, 2364, 2917, 3546, 5834, 7092, 8751, 11668, 17502, 26253, 35004, 52506, 105012, 574649, 1149298, 1723947, 2298596, 3447894, 5171841, 6895788, 10343682, 20687364]

約数ペア:

[(1, 20687364), (2, 10343682), (3, 6895788), (4, 5171841), (6, 3447894), (9, 2298596), (12, 1723947), (18, 1149298), (36, 574649), (197, 105012), (394, 52506), (591, 35004), (788, 26253), (1182, 17502), (1773, 11668), (2364, 8751), (2917, 7092), (3546, 5834)]