19685602

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{883}}^1$

素因数の和:1113

約数の個数: 16

約数和(自身を含む): 30169152

約数和(自身を除く): 10483550

約数列:

[1, 2, 71, 142, 157, 314, 883, 1766, 11147, 22294, 62693, 125386, 138631, 277262, 9842801, 19685602]

約数ペア:

[(1, 19685602), (2, 9842801), (71, 277262), (142, 138631), (157, 125386), (314, 62693), (883, 22294), (1766, 11147)]