18879966

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{16649}}^1$

素因数の和:16670

約数の個数: 40

約数和(自身を含む): 48351600

約数和(自身を除く): 29471634

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 16649, 33298, 49947, 99894, 116543, 149841, 233086, 299682, 349629, 449523, 699258, 899046, 1048887, 1348569, 2097774, 2697138, 3146661, 6293322, 9439983, 18879966]

約数ペア:

[(1, 18879966), (2, 9439983), (3, 6293322), (6, 3146661), (7, 2697138), (9, 2097774), (14, 1348569), (18, 1048887), (21, 899046), (27, 699258), (42, 449523), (54, 349629), (63, 299682), (81, 233086), (126, 149841), (162, 116543), (189, 99894), (378, 49947), (567, 33298), (1134, 16649)]