156728004208

素因数分解:

$2^4\times {\mathrm{4001}}^1\times {\mathrm{2448263}}^1$

素因数の和:2452272

約数の個数: 20

約数和(自身を含む): 303736528368

約数和(自身を除く): 147008524160

約数列:

[1, 2, 4, 8, 16, 4001, 8002, 16004, 32008, 64016, 2448263, 4896526, 9793052, 19586104, 39172208, 9795500263, 19591000526, 39182001052, 78364002104, 156728004208]

約数ペア:

[(1, 156728004208), (2, 78364002104), (4, 39182001052), (8, 19591000526), (16, 9795500263), (4001, 39172208), (8002, 19586104), (16004, 9793052), (32008, 4896526), (64016, 2448263)]