81989636

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{9547}}^1$

素因数の和:9683

約数の個数: 24

約数和(自身を含む): 152386080

約数和(自身を除く): 70396444

約数列:

[1, 2, 4, 19, 38, 76, 113, 226, 452, 2147, 4294, 8588, 9547, 19094, 38188, 181393, 362786, 725572, 1078811, 2157622, 4315244, 20497409, 40994818, 81989636]

約数ペア:

[(1, 81989636), (2, 40994818), (4, 20497409), (19, 4315244), (38, 2157622), (76, 1078811), (113, 725572), (226, 362786), (452, 181393), (2147, 38188), (4294, 19094), (8588, 9547)]