18393496

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1061}}^1$

素因数の和:1275

約数の個数: 32

約数和(自身を含む): 37849680

約数和(自身を除く): 19456184

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 197, 394, 788, 1061, 1576, 2122, 2167, 4244, 4334, 8488, 8668, 11671, 17336, 23342, 46684, 93368, 209017, 418034, 836068, 1672136, 2299187, 4598374, 9196748, 18393496]

約数ペア:

[(1, 18393496), (2, 9196748), (4, 4598374), (8, 2299187), (11, 1672136), (22, 836068), (44, 418034), (88, 209017), (197, 93368), (394, 46684), (788, 23342), (1061, 17336), (1576, 11671), (2122, 8668), (2167, 8488), (4244, 4334)]