378601904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1245401}}^1$

素因数の和:1245428

約数の個数: 20

約数和(自身を含む): 772149240

約数和(自身を除く): 393547336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1245401, 2490802, 4981604, 9963208, 19926416, 23662619, 47325238, 94650476, 189300952, 378601904]

約数ペア:

[(1, 378601904), (2, 189300952), (4, 94650476), (8, 47325238), (16, 23662619), (19, 19926416), (38, 9963208), (76, 4981604), (152, 2490802), (304, 1245401)]