388622048

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{639181}}^1$

素因数の和:639210

約数の個数: 24

約数和(自身を含む): 805369320

約数和(自身を除く): 416747272

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 639181, 1278362, 2556724, 5113448, 10226896, 12144439, 20453792, 24288878, 48577756, 97155512, 194311024, 388622048]

約数ペア:

[(1, 388622048), (2, 194311024), (4, 97155512), (8, 48577756), (16, 24288878), (19, 20453792), (32, 12144439), (38, 10226896), (76, 5113448), (152, 2556724), (304, 1278362), (608, 639181)]