20164579312

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66330853}}^1$

素因数の和:66330880

約数の個数: 20

約数和(自身を含む): 41125129480

約数和(自身を除く): 20960550168

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66330853, 132661706, 265323412, 530646824, 1061293648, 1260286207, 2520572414, 5041144828, 10082289656, 20164579312]

約数ペア:

[(1, 20164579312), (2, 10082289656), (4, 5041144828), (8, 2520572414), (16, 1260286207), (19, 1061293648), (38, 530646824), (76, 265323412), (152, 132661706), (304, 66330853)]