990736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{3259}}^1$

素因数の和:3286

約数の個数: 20

約数和(自身を含む): 2021200

約数和(自身を除く): 1030464

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 3259, 6518, 13036, 26072, 52144, 61921, 123842, 247684, 495368, 990736]

約数ペア:

[(1, 990736), (2, 495368), (4, 247684), (8, 123842), (16, 61921), (19, 52144), (38, 26072), (76, 13036), (152, 6518), (304, 3259)]