188857843988

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{390202157}}^1$

素因数の和:390202183

約数の個数: 18

約数和(自身を含む): 363278209098

約数和(自身を除く): 174420365110

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 390202157, 780404314, 1560808628, 4292223727, 8584447454, 17168894908, 47214460997, 94428921994, 188857843988]

約数ペア:

[(1, 188857843988), (2, 94428921994), (4, 47214460997), (11, 17168894908), (22, 8584447454), (44, 4292223727), (121, 1560808628), (242, 780404314), (484, 390202157)]