18516916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{6899}}^1$

素因数の和:6975

約数の個数: 24

約数和(自身を含む): 35935200

約数和(自身を除く): 17418284

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 6899, 13798, 27596, 75889, 151778, 303556, 420839, 841678, 1683356, 4629229, 9258458, 18516916]

約数ペア:

[(1, 18516916), (2, 9258458), (4, 4629229), (11, 1683356), (22, 841678), (44, 420839), (61, 303556), (122, 151778), (244, 75889), (671, 27596), (1342, 13798), (2684, 6899)]