209220248

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1376449}}^1$

素因数の和:1376474

約数の個数: 16

約数和(自身を含む): 412935000

約数和(自身を除く): 203714752

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1376449, 2752898, 5505796, 11011592, 26152531, 52305062, 104610124, 209220248]

約数ペア:

[(1, 209220248), (2, 104610124), (4, 52305062), (8, 26152531), (19, 11011592), (38, 5505796), (76, 2752898), (152, 1376449)]