20732806818

素因数分解:

$2^1\times 3^4\times {\mathrm{127980289}}^1$

素因数の和:127980303

約数の個数: 20

約数和(自身を含む): 46456845270

約数和(自身を除く): 25724038452

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 127980289, 255960578, 383940867, 767881734, 1151822601, 2303645202, 3455467803, 6910935606, 10366403409, 20732806818]

約数ペア:

[(1, 20732806818), (2, 10366403409), (3, 6910935606), (6, 3455467803), (9, 2303645202), (18, 1151822601), (27, 767881734), (54, 383940867), (81, 255960578), (162, 127980289)]