20364176

素因数分解:

$2^4\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1051}}^1$

素因数の和:1239

約数の個数: 40

約数和(自身を含む): 45395904

約数和(自身を除く): 25031728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 173, 346, 692, 1051, 1211, 1384, 2102, 2422, 2768, 4204, 4844, 7357, 8408, 9688, 14714, 16816, 19376, 29428, 58856, 117712, 181823, 363646, 727292, 1272761, 1454584, 2545522, 2909168, 5091044, 10182088, 20364176]

約数ペア:

[(1, 20364176), (2, 10182088), (4, 5091044), (7, 2909168), (8, 2545522), (14, 1454584), (16, 1272761), (28, 727292), (56, 363646), (112, 181823), (173, 117712), (346, 58856), (692, 29428), (1051, 19376), (1211, 16816), (1384, 14714), (2102, 9688), (2422, 8408), (2768, 7357), (4204, 4844)]