200840336

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{660659}}^1$

素因数の和:660686

約数の個数: 20

約数和(自身を含む): 409609200

約数和(自身を除く): 208768864

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 660659, 1321318, 2642636, 5285272, 10570544, 12552521, 25105042, 50210084, 100420168, 200840336]

約数ペア:

[(1, 200840336), (2, 100420168), (4, 50210084), (8, 25105042), (16, 12552521), (19, 10570544), (38, 5285272), (76, 2642636), (152, 1321318), (304, 660659)]