127787312

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{420353}}^1$

素因数の和:420380

約数の個数: 20

約数和(自身を含む): 260619480

約数和(自身を除く): 132832168

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 420353, 840706, 1681412, 3362824, 6725648, 7986707, 15973414, 31946828, 63893656, 127787312]

約数ペア:

[(1, 127787312), (2, 63893656), (4, 31946828), (8, 15973414), (16, 7986707), (19, 6725648), (38, 3362824), (76, 1681412), (152, 840706), (304, 420353)]