19497584

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{7297}}^1$

素因数の和:7472

約数の個数: 20

約数和(自身を含む): 38007984

約数和(自身を除く): 18510400

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 7297, 14594, 29188, 58376, 116752, 1218599, 2437198, 4874396, 9748792, 19497584]

約数ペア:

[(1, 19497584), (2, 9748792), (4, 4874396), (8, 2437198), (16, 1218599), (167, 116752), (334, 58376), (668, 29188), (1336, 14594), (2672, 7297)]