21787703090

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3637}}^1\times {\mathrm{7583}}^1$

素因数の和:11306

約数の個数: 32

約数和(自身を含む): 39730452480

約数和(自身を除く): 17942749390

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 3637, 7274, 7583, 15166, 18185, 36370, 37915, 75830, 287323, 574646, 599057, 1198114, 1436615, 2873230, 2995285, 5990570, 27579371, 55158742, 137896855, 275793710, 2178770309, 4357540618, 10893851545, 21787703090]

約数ペア:

[(1, 21787703090), (2, 10893851545), (5, 4357540618), (10, 2178770309), (79, 275793710), (158, 137896855), (395, 55158742), (790, 27579371), (3637, 5990570), (7274, 2995285), (7583, 2873230), (15166, 1436615), (18185, 1198114), (36370, 599057), (37915, 574646), (75830, 287323)]