148948144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{489961}}^1$

素因数の和:489988

約数の個数: 20

約数和(自身を含む): 303776440

約数和(自身を除く): 154828296

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 489961, 979922, 1959844, 3919688, 7839376, 9309259, 18618518, 37237036, 74474072, 148948144]

約数ペア:

[(1, 148948144), (2, 74474072), (4, 37237036), (8, 18618518), (16, 9309259), (19, 7839376), (38, 3919688), (76, 1959844), (152, 979922), (304, 489961)]