127849328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{420557}}^1$

素因数の和:420584

約数の個数: 20

約数和(自身を含む): 260745960

約数和(自身を除く): 132896632

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 420557, 841114, 1682228, 3364456, 6728912, 7990583, 15981166, 31962332, 63924664, 127849328]

約数ペア:

[(1, 127849328), (2, 63924664), (4, 31962332), (8, 15981166), (16, 7990583), (19, 6728912), (38, 3364456), (76, 1682228), (152, 841114), (304, 420557)]