18341780877

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1271351}}^1$

素因数の和:1271593

約数の個数: 24

約数和(自身を含む): 30410739840

約数和(自身を除く): 12068958963

約数列:

[1, 3, 7, 9, 21, 63, 229, 687, 1603, 2061, 4809, 14427, 1271351, 3814053, 8899457, 11442159, 26698371, 80095113, 291139379, 873418137, 2037975653, 2620254411, 6113926959, 18341780877]

約数ペア:

[(1, 18341780877), (3, 6113926959), (7, 2620254411), (9, 2037975653), (21, 873418137), (63, 291139379), (229, 80095113), (687, 26698371), (1603, 11442159), (2061, 8899457), (4809, 3814053), (14427, 1271351)]