18953206

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{863}}^1$

素因数の和:1083

約数の個数: 16

約数和(自身を含む): 29030400

約数和(自身を除く): 10077194

約数列:

[1, 2, 79, 139, 158, 278, 863, 1726, 10981, 21962, 68177, 119957, 136354, 239914, 9476603, 18953206]

約数ペア:

[(1, 18953206), (2, 9476603), (79, 239914), (139, 136354), (158, 119957), (278, 68177), (863, 21962), (1726, 10981)]