30981376

素因数分解:

$2^8\times {\mathrm{121021}}^1$

素因数の和:121037

約数の個数: 18

約数和(自身を含む): 61842242

約数和(自身を除く): 30860866

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 121021, 242042, 484084, 968168, 1936336, 3872672, 7745344, 15490688, 30981376]

約数ペア:

[(1, 30981376), (2, 15490688), (4, 7745344), (8, 3872672), (16, 1936336), (32, 968168), (64, 484084), (128, 242042), (256, 121021)]