20627312

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67853}}^1$

素因数の和:67880

約数の個数: 20

約数和(自身を含む): 42069480

約数和(自身を除く): 21442168

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 67853, 135706, 271412, 542824, 1085648, 1289207, 2578414, 5156828, 10313656, 20627312]

約数ペア:

[(1, 20627312), (2, 10313656), (4, 5156828), (8, 2578414), (16, 1289207), (19, 1085648), (38, 542824), (76, 271412), (152, 135706), (304, 67853)]