20530818

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{14813}}^1$

素因数の和:14839

約数の個数: 48

約数和(自身を含む): 55463616

約数和(自身を除く): 34932798

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 14813, 29626, 44439, 88878, 103691, 133317, 162943, 207382, 266634, 311073, 325886, 488829, 622146, 933219, 977658, 1140601, 1466487, 1866438, 2281202, 2932974, 3421803, 6843606, 10265409, 20530818]

約数ペア:

[(1, 20530818), (2, 10265409), (3, 6843606), (6, 3421803), (7, 2932974), (9, 2281202), (11, 1866438), (14, 1466487), (18, 1140601), (21, 977658), (22, 933219), (33, 622146), (42, 488829), (63, 325886), (66, 311073), (77, 266634), (99, 207382), (126, 162943), (154, 133317), (198, 103691), (231, 88878), (462, 44439), (693, 29626), (1386, 14813)]