20108331

素因数分解:

$3^4\times {\mathrm{17}}^2\times {\mathrm{859}}^1$

素因数の和:905

約数の個数: 30

約数和(自身を含む): 31946420

約数和(自身を除く): 11838089

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 289, 459, 859, 867, 1377, 2577, 2601, 7731, 7803, 14603, 23193, 23409, 43809, 69579, 131427, 248251, 394281, 744753, 1182843, 2234259, 6702777, 20108331]

約数ペア:

[(1, 20108331), (3, 6702777), (9, 2234259), (17, 1182843), (27, 744753), (51, 394281), (81, 248251), (153, 131427), (289, 69579), (459, 43809), (859, 23409), (867, 23193), (1377, 14603), (2577, 7803), (2601, 7731)]