18800210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13147}}^1$

素因数の和:13178

約数の個数: 32

約数和(自身を含む): 39759552

約数和(自身を除く): 20959342

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 13147, 26294, 65735, 131470, 144617, 170911, 289234, 341822, 723085, 854555, 1446170, 1709110, 1880021, 3760042, 9400105, 18800210]

約数ペア:

[(1, 18800210), (2, 9400105), (5, 3760042), (10, 1880021), (11, 1709110), (13, 1446170), (22, 854555), (26, 723085), (55, 341822), (65, 289234), (110, 170911), (130, 144617), (143, 131470), (286, 65735), (715, 26294), (1430, 13147)]