78489616

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{213287}}^1$

素因数の和:213318

約数の個数: 20

約数和(自身を含む): 158686272

約数和(自身を除く): 80196656

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 213287, 426574, 853148, 1706296, 3412592, 4905601, 9811202, 19622404, 39244808, 78489616]

約数ペア:

[(1, 78489616), (2, 39244808), (4, 19622404), (8, 9811202), (16, 4905601), (23, 3412592), (46, 1706296), (92, 853148), (184, 426574), (368, 213287)]