20474408

素因数分解:

$2^3\times {\mathrm{1097}}^1\times {\mathrm{2333}}^1$

素因数の和:3436

約数の個数: 16

約数和(自身を含む): 38440980

約数和(自身を除く): 17966572

約数列:

[1, 2, 4, 8, 1097, 2194, 2333, 4388, 4666, 8776, 9332, 18664, 2559301, 5118602, 10237204, 20474408]

約数ペア:

[(1, 20474408), (2, 10237204), (4, 5118602), (8, 2559301), (1097, 18664), (2194, 9332), (2333, 8776), (4388, 4666)]