20895616

素因数分解:

$2^7\times 7^1\times {\mathrm{23321}}^1$

素因数の和:23342

約数の個数: 32

約数和(自身を含む): 47576880

約数和(自身を除く): 26681264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23321, 46642, 93284, 163247, 186568, 326494, 373136, 652988, 746272, 1305976, 1492544, 2611952, 2985088, 5223904, 10447808, 20895616]

約数ペア:

[(1, 20895616), (2, 10447808), (4, 5223904), (7, 2985088), (8, 2611952), (14, 1492544), (16, 1305976), (28, 746272), (32, 652988), (56, 373136), (64, 326494), (112, 186568), (128, 163247), (224, 93284), (448, 46642), (896, 23321)]