17990553602

素因数分解:

$2^1\times 7^1\times {\mathrm{2939}}^1\times {\mathrm{437237}}^1$

素因数の和:440185

約数の個数: 16

約数和(自身を含む): 30851513280

約数和(自身を除く): 12860959678

約数列:

[1, 2, 7, 14, 2939, 5878, 20573, 41146, 437237, 874474, 3060659, 6121318, 1285039543, 2570079086, 8995276801, 17990553602]

約数ペア:

[(1, 17990553602), (2, 8995276801), (7, 2570079086), (14, 1285039543), (2939, 6121318), (5878, 3060659), (20573, 874474), (41146, 437237)]