157387029136

素因数分解:

$2^4\times {\mathrm{619}}^1\times {\mathrm{15891259}}^1$

素因数の和:15891886

約数の個数: 20

約数和(自身を含む): 305430017200

約数和(自身を除く): 148042988064

約数列:

[1, 2, 4, 8, 16, 619, 1238, 2476, 4952, 9904, 15891259, 31782518, 63565036, 127130072, 254260144, 9836689321, 19673378642, 39346757284, 78693514568, 157387029136]

約数ペア:

[(1, 157387029136), (2, 78693514568), (4, 39346757284), (8, 19673378642), (16, 9836689321), (619, 254260144), (1238, 127130072), (2476, 63565036), (4952, 31782518), (9904, 15891259)]