20550384

素因数分解:

$2^4\times 3^2\times {\mathrm{142711}}^1$

素因数の和:142725

約数の個数: 30

約数和(自身を含む): 57512936

約数和(自身を除く): 36962552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 142711, 285422, 428133, 570844, 856266, 1141688, 1284399, 1712532, 2283376, 2568798, 3425064, 5137596, 6850128, 10275192, 20550384]

約数ペア:

[(1, 20550384), (2, 10275192), (3, 6850128), (4, 5137596), (6, 3425064), (8, 2568798), (9, 2283376), (12, 1712532), (16, 1284399), (18, 1141688), (24, 856266), (36, 570844), (48, 428133), (72, 285422), (144, 142711)]