20324249

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 23876160

約数和(自身を除く): 3551911

約数列:

[1, 11, 23, 67, 109, 121, 253, 737, 1199, 1541, 2507, 2783, 7303, 8107, 13189, 16951, 27577, 80333, 167969, 186461, 303347, 883663, 1847659, 20324249]

約数ペア:

[(1, 20324249), (11, 1847659), (23, 883663), (67, 303347), (109, 186461), (121, 167969), (253, 80333), (737, 27577), (1199, 16951), (1541, 13189), (2507, 8107), (2783, 7303)]