18779166

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1447}}^1$

素因数の和:1565

約数の個数: 48

約数和(自身を含む): 46984704

約数和(自身を除く): 28205538

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 206, 309, 618, 721, 927, 1442, 1447, 1854, 2163, 2894, 4326, 4341, 6489, 8682, 10129, 12978, 13023, 20258, 26046, 30387, 60774, 91161, 149041, 182322, 298082, 447123, 894246, 1043287, 1341369, 2086574, 2682738, 3129861, 6259722, 9389583, 18779166]

約数ペア:

[(1, 18779166), (2, 9389583), (3, 6259722), (6, 3129861), (7, 2682738), (9, 2086574), (14, 1341369), (18, 1043287), (21, 894246), (42, 447123), (63, 298082), (103, 182322), (126, 149041), (206, 91161), (309, 60774), (618, 30387), (721, 26046), (927, 20258), (1442, 13023), (1447, 12978), (1854, 10129), (2163, 8682), (2894, 6489), (4326, 4341)]