20459434

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{647}}^1$

素因数の和:909

約数の個数: 16

約数和(自身を含む): 31243968

約数和(自身を除く): 10784534

約数列:

[1, 2, 97, 163, 194, 326, 647, 1294, 15811, 31622, 62759, 105461, 125518, 210922, 10229717, 20459434]

約数ペア:

[(1, 20459434), (2, 10229717), (97, 210922), (163, 125518), (194, 105461), (326, 62759), (647, 31622), (1294, 15811)]