388601908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{10949}}^1$

素因数の和:11439

約数の個数: 24

約数和(自身を含む): 717444000

約数和(自身を除く): 328842092

約数列:

[1, 2, 4, 19, 38, 76, 467, 934, 1868, 8873, 10949, 17746, 21898, 35492, 43796, 208031, 416062, 832124, 5113183, 10226366, 20452732, 97150477, 194300954, 388601908]

約数ペア:

[(1, 388601908), (2, 194300954), (4, 97150477), (19, 20452732), (38, 10226366), (76, 5113183), (467, 832124), (934, 416062), (1868, 208031), (8873, 43796), (10949, 35492), (17746, 21898)]