18747386

素因数分解:

$2^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{7481}}^1$

素因数の和:7669

約数の個数: 16

約数和(自身を含む): 32322240

約数和(自身を除く): 13574854

約数列:

[1, 2, 7, 14, 179, 358, 1253, 2506, 7481, 14962, 52367, 104734, 1339099, 2678198, 9373693, 18747386]

約数ペア:

[(1, 18747386), (2, 9373693), (7, 2678198), (14, 1339099), (179, 104734), (358, 52367), (1253, 14962), (2506, 7481)]