331388944

素因数分解:

$2^4\times {\mathrm{1259}}^1\times {\mathrm{16451}}^1$

素因数の和:17718

約数の個数: 20

約数和(自身を含む): 642615120

約数和(自身を除く): 311226176

約数列:

[1, 2, 4, 8, 16, 1259, 2518, 5036, 10072, 16451, 20144, 32902, 65804, 131608, 263216, 20711809, 41423618, 82847236, 165694472, 331388944]

約数ペア:

[(1, 331388944), (2, 165694472), (4, 82847236), (8, 41423618), (16, 20711809), (1259, 263216), (2518, 131608), (5036, 65804), (10072, 32902), (16451, 20144)]