30639248

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{100787}}^1$

素因数の和:100814

約数の個数: 20

約数和(自身を含む): 62488560

約数和(自身を除く): 31849312

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 100787, 201574, 403148, 806296, 1612592, 1914953, 3829906, 7659812, 15319624, 30639248]

約数ペア:

[(1, 30639248), (2, 15319624), (4, 7659812), (8, 3829906), (16, 1914953), (19, 1612592), (38, 806296), (76, 403148), (152, 201574), (304, 100787)]