51491148

素因数分解:

$2^2\times 3^1\times {\mathrm{1993}}^1\times {\mathrm{2153}}^1$

素因数の和:4153

約数の個数: 24

約数和(自身を含む): 120262128

約数和(自身を除く): 68770980

約数列:

[1, 2, 3, 4, 6, 12, 1993, 2153, 3986, 4306, 5979, 6459, 7972, 8612, 11958, 12918, 23916, 25836, 4290929, 8581858, 12872787, 17163716, 25745574, 51491148]

約数ペア:

[(1, 51491148), (2, 25745574), (3, 17163716), (4, 12872787), (6, 8581858), (12, 4290929), (1993, 25836), (2153, 23916), (3986, 12918), (4306, 11958), (5979, 8612), (6459, 7972)]