203485136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{669359}}^1$

素因数の和:669386

約数の個数: 20

約数和(自身を含む): 415003200

約数和(自身を除く): 211518064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 669359, 1338718, 2677436, 5354872, 10709744, 12717821, 25435642, 50871284, 101742568, 203485136]

約数ペア:

[(1, 203485136), (2, 101742568), (4, 50871284), (8, 25435642), (16, 12717821), (19, 10709744), (38, 5354872), (76, 2677436), (152, 1338718), (304, 669359)]