18762328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{809}}^1$

素因数の和:1051

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 19340072

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 223, 446, 809, 892, 1618, 1784, 2899, 3236, 5798, 6472, 10517, 11596, 21034, 23192, 42068, 84136, 180407, 360814, 721628, 1443256, 2345291, 4690582, 9381164, 18762328]

約数ペア:

[(1, 18762328), (2, 9381164), (4, 4690582), (8, 2345291), (13, 1443256), (26, 721628), (52, 360814), (104, 180407), (223, 84136), (446, 42068), (809, 23192), (892, 21034), (1618, 11596), (1784, 10517), (2899, 6472), (3236, 5798)]