1656496

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{5449}}^1$

素因数の和:5476

約数の個数: 20

約数和(自身を含む): 3379000

約数和(自身を除く): 1722504

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 5449, 10898, 21796, 43592, 87184, 103531, 207062, 414124, 828248, 1656496]

約数ペア:

[(1, 1656496), (2, 828248), (4, 414124), (8, 207062), (16, 103531), (19, 87184), (38, 43592), (76, 21796), (152, 10898), (304, 5449)]