1189456

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{4373}}^1$

素因数の和:4398

約数の個数: 20

約数和(自身を含む): 2440692

約数和(自身を除く): 1251236

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 4373, 8746, 17492, 34984, 69968, 74341, 148682, 297364, 594728, 1189456]

約数ペア:

[(1, 1189456), (2, 594728), (4, 297364), (8, 148682), (16, 74341), (17, 69968), (34, 34984), (68, 17492), (136, 8746), (272, 4373)]