393270208

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{323413}}^1$

素因数の和:323444

約数の個数: 28

約数和(自身を含む): 821471560

約数和(自身を除く): 428201352

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 323413, 646826, 1293652, 2587304, 5174608, 6144847, 10349216, 12289694, 20698432, 24579388, 49158776, 98317552, 196635104, 393270208]

約数ペア:

[(1, 393270208), (2, 196635104), (4, 98317552), (8, 49158776), (16, 24579388), (19, 20698432), (32, 12289694), (38, 10349216), (64, 6144847), (76, 5174608), (152, 2587304), (304, 1293652), (608, 646826), (1216, 323413)]