15397904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{50651}}^1$

素因数の和:50678

約数の個数: 20

約数和(自身を含む): 31404240

約数和(自身を除く): 16006336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 50651, 101302, 202604, 405208, 810416, 962369, 1924738, 3849476, 7698952, 15397904]

約数ペア:

[(1, 15397904), (2, 7698952), (4, 3849476), (8, 1924738), (16, 962369), (19, 810416), (38, 405208), (76, 202604), (152, 101302), (304, 50651)]