20659842

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7129}}^1$

素因数の和:7167

約数の個数: 48

約数和(自身を含む): 53389440

約数和(自身を除く): 32729598

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 7129, 14258, 21387, 42774, 49903, 64161, 99806, 128322, 149709, 163967, 299418, 327934, 449127, 491901, 898254, 983802, 1147769, 1475703, 2295538, 2951406, 3443307, 6886614, 10329921, 20659842]

約数ペア:

[(1, 20659842), (2, 10329921), (3, 6886614), (6, 3443307), (7, 2951406), (9, 2295538), (14, 1475703), (18, 1147769), (21, 983802), (23, 898254), (42, 491901), (46, 449127), (63, 327934), (69, 299418), (126, 163967), (138, 149709), (161, 128322), (207, 99806), (322, 64161), (414, 49903), (483, 42774), (966, 21387), (1449, 14258), (2898, 7129)]