12883216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{42379}}^1$

素因数の和:42406

約数の個数: 20

約数和(自身を含む): 26275600

約数和(自身を除く): 13392384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 42379, 84758, 169516, 339032, 678064, 805201, 1610402, 3220804, 6441608, 12883216]

約数ペア:

[(1, 12883216), (2, 6441608), (4, 3220804), (8, 1610402), (16, 805201), (19, 678064), (38, 339032), (76, 169516), (152, 84758), (304, 42379)]