217851888

素因数分解:

$2^4\times 3^1\times {\mathrm{4538581}}^1$

素因数の和:4538592

約数の個数: 20

約数和(自身を含む): 562784168

約数和(自身を除く): 344932280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 4538581, 9077162, 13615743, 18154324, 27231486, 36308648, 54462972, 72617296, 108925944, 217851888]

約数ペア:

[(1, 217851888), (2, 108925944), (3, 72617296), (4, 54462972), (6, 36308648), (8, 27231486), (12, 18154324), (16, 13615743), (24, 9077162), (48, 4538581)]