71686544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{235811}}^1$

素因数の和:235838

約数の個数: 20

約数和(自身を含む): 146203440

約数和(自身を除く): 74516896

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 235811, 471622, 943244, 1886488, 3772976, 4480409, 8960818, 17921636, 35843272, 71686544]

約数ペア:

[(1, 71686544), (2, 35843272), (4, 17921636), (8, 8960818), (16, 4480409), (19, 3772976), (38, 1886488), (76, 943244), (152, 471622), (304, 235811)]