208229888

素因数分解:

$2^9\times {\mathrm{406699}}^1$

素因数の和:406717

約数の個数: 20

約数和(自身を含む): 416054100

約数和(自身を除く): 207824212

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 406699, 813398, 1626796, 3253592, 6507184, 13014368, 26028736, 52057472, 104114944, 208229888]

約数ペア:

[(1, 208229888), (2, 104114944), (4, 52057472), (8, 26028736), (16, 13014368), (32, 6507184), (64, 3253592), (128, 1626796), (256, 813398), (512, 406699)]