389628592

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1281673}}^1$

素因数の和:1281700

約数の個数: 20

約数和(自身を含む): 794637880

約数和(自身を除く): 405009288

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1281673, 2563346, 5126692, 10253384, 20506768, 24351787, 48703574, 97407148, 194814296, 389628592]

約数ペア:

[(1, 389628592), (2, 194814296), (4, 97407148), (8, 48703574), (16, 24351787), (19, 20506768), (38, 10253384), (76, 5126692), (152, 2563346), (304, 1281673)]