239280908

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{165707}}^1$

素因数の和:165749

約数の個数: 18

約数和(自身を含む): 441943236

約数和(自身を除く): 202662328

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 165707, 331414, 662828, 3148433, 6296866, 12593732, 59820227, 119640454, 239280908]

約数ペア:

[(1, 239280908), (2, 119640454), (4, 59820227), (19, 12593732), (38, 6296866), (76, 3148433), (361, 662828), (722, 331414), (1444, 165707)]