20173643008

素因数分解:

$2^8\times {\mathrm{78803293}}^1$

素因数の和:78803309

約数の個数: 18

約数和(自身を含む): 40268483234

約数和(自身を除く): 20094840226

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78803293, 157606586, 315213172, 630426344, 1260852688, 2521705376, 5043410752, 10086821504, 20173643008]

約数ペア:

[(1, 20173643008), (2, 10086821504), (4, 5043410752), (8, 2521705376), (16, 1260852688), (32, 630426344), (64, 315213172), (128, 157606586), (256, 78803293)]