67121072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{220793}}^1$

素因数の和:220820

約数の個数: 20

約数和(自身を含む): 136892280

約数和(自身を除く): 69771208

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 220793, 441586, 883172, 1766344, 3532688, 4195067, 8390134, 16780268, 33560536, 67121072]

約数ペア:

[(1, 67121072), (2, 33560536), (4, 16780268), (8, 8390134), (16, 4195067), (19, 3532688), (38, 1766344), (76, 883172), (152, 441586), (304, 220793)]