20163437312

素因数分解:

$2^8\times {\mathrm{78763427}}^1$

素因数の和:78763443

約数の個数: 18

約数和(自身を含む): 40248111708

約数和(自身を除く): 20084674396

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78763427, 157526854, 315053708, 630107416, 1260214832, 2520429664, 5040859328, 10081718656, 20163437312]

約数ペア:

[(1, 20163437312), (2, 10081718656), (4, 5040859328), (8, 2520429664), (16, 1260214832), (32, 630107416), (64, 315053708), (128, 157526854), (256, 78763427)]