18865476

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1741}}^1$

素因数の和:1801

約数の個数: 72

約数和(自身を含む): 55799744

約数和(自身を除く): 36934268

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1741, 1806, 2709, 3482, 3612, 5223, 5418, 6964, 10446, 10836, 12187, 15669, 20892, 24374, 31338, 36561, 48748, 62676, 73122, 74863, 109683, 146244, 149726, 219366, 224589, 299452, 438732, 449178, 524041, 673767, 898356, 1048082, 1347534, 1572123, 2096164, 2695068, 3144246, 4716369, 6288492, 9432738, 18865476]

約数ペア:

[(1, 18865476), (2, 9432738), (3, 6288492), (4, 4716369), (6, 3144246), (7, 2695068), (9, 2096164), (12, 1572123), (14, 1347534), (18, 1048082), (21, 898356), (28, 673767), (36, 524041), (42, 449178), (43, 438732), (63, 299452), (84, 224589), (86, 219366), (126, 149726), (129, 146244), (172, 109683), (252, 74863), (258, 73122), (301, 62676), (387, 48748), (516, 36561), (602, 31338), (774, 24374), (903, 20892), (1204, 15669), (1548, 12187), (1741, 10836), (1806, 10446), (2709, 6964), (3482, 5418), (3612, 5223)]