18052048

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1811}}^1$

素因数の和:1915

約数の個数: 40

約数和(自身を含む): 40443840

約数和(自身を除く): 22391792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 1811, 2492, 3622, 4984, 7244, 9968, 12677, 14488, 25354, 28976, 50708, 101416, 161179, 202832, 322358, 644716, 1128253, 1289432, 2256506, 2578864, 4513012, 9026024, 18052048]

約数ペア:

[(1, 18052048), (2, 9026024), (4, 4513012), (7, 2578864), (8, 2256506), (14, 1289432), (16, 1128253), (28, 644716), (56, 322358), (89, 202832), (112, 161179), (178, 101416), (356, 50708), (623, 28976), (712, 25354), (1246, 14488), (1424, 12677), (1811, 9968), (2492, 7244), (3622, 4984)]