42289136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{139109}}^1$

素因数の和:139136

約数の個数: 20

約数和(自身を含む): 86248200

約数和(自身を除く): 43959064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 139109, 278218, 556436, 1112872, 2225744, 2643071, 5286142, 10572284, 21144568, 42289136]

約数ペア:

[(1, 42289136), (2, 21144568), (4, 10572284), (8, 5286142), (16, 2643071), (19, 2225744), (38, 1112872), (76, 556436), (152, 278218), (304, 139109)]