18490794

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{6571}}^1$

素因数の和:6650

約数の個数: 32

約数和(自身を含む): 42902016

約数和(自身を除く): 24411222

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 6571, 13142, 19713, 39426, 45997, 91994, 137991, 275982, 440257, 880514, 1320771, 2641542, 3081799, 6163598, 9245397, 18490794]

約数ペア:

[(1, 18490794), (2, 9245397), (3, 6163598), (6, 3081799), (7, 2641542), (14, 1320771), (21, 880514), (42, 440257), (67, 275982), (134, 137991), (201, 91994), (402, 45997), (469, 39426), (938, 19713), (1407, 13142), (2814, 6571)]