20235369

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{349}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 13633431

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 251, 349, 753, 1047, 1757, 2443, 2761, 3839, 5271, 7329, 8283, 11517, 19327, 26873, 57981, 80619, 87599, 262797, 613193, 963589, 1839579, 2890767, 6745123, 20235369]

約数ペア:

[(1, 20235369), (3, 6745123), (7, 2890767), (11, 1839579), (21, 963589), (33, 613193), (77, 262797), (231, 87599), (251, 80619), (349, 57981), (753, 26873), (1047, 19327), (1757, 11517), (2443, 8283), (2761, 7329), (3839, 5271)]