208221330256

素因数分解:

$2^4\times {\mathrm{19433}}^1\times {\mathrm{669677}}^1$

素因数の和:689118

約数の個数: 20

約数和(自身を含む): 403450189812

約数和(自身を除く): 195228859556

約数列:

[1, 2, 4, 8, 16, 19433, 38866, 77732, 155464, 310928, 669677, 1339354, 2678708, 5357416, 10714832, 13013833141, 26027666282, 52055332564, 104110665128, 208221330256]

約数ペア:

[(1, 208221330256), (2, 104110665128), (4, 52055332564), (8, 26027666282), (16, 13013833141), (19433, 10714832), (38866, 5357416), (77732, 2678708), (155464, 1339354), (310928, 669677)]