18480242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 31584384

約数和(自身を除く): 13104142

約数列:

[1, 2, 11, 22, 37, 73, 74, 146, 311, 407, 622, 803, 814, 1606, 2701, 3421, 5402, 6842, 11507, 22703, 23014, 29711, 45406, 59422, 126577, 249733, 253154, 499466, 840011, 1680022, 9240121, 18480242]

約数ペア:

[(1, 18480242), (2, 9240121), (11, 1680022), (22, 840011), (37, 499466), (73, 253154), (74, 249733), (146, 126577), (311, 59422), (407, 45406), (622, 29711), (803, 23014), (814, 22703), (1606, 11507), (2701, 6842), (3421, 5402)]