20176254

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3407}}^1$

素因数の和:3469

約数の個数: 48

約数和(自身を含む): 51038208

約数和(自身を除く): 30861954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1974, 2961, 3407, 5922, 6814, 10221, 20442, 23849, 30663, 47698, 61326, 71547, 143094, 160129, 214641, 320258, 429282, 480387, 960774, 1120903, 1441161, 2241806, 2882322, 3362709, 6725418, 10088127, 20176254]

約数ペア:

[(1, 20176254), (2, 10088127), (3, 6725418), (6, 3362709), (7, 2882322), (9, 2241806), (14, 1441161), (18, 1120903), (21, 960774), (42, 480387), (47, 429282), (63, 320258), (94, 214641), (126, 160129), (141, 143094), (282, 71547), (329, 61326), (423, 47698), (658, 30663), (846, 23849), (987, 20442), (1974, 10221), (2961, 6814), (3407, 5922)]