900831458

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{1117}}^2$

素因数の和:2274

約数の個数: 18

約数和(自身を含む): 1427386401

約数和(自身を除く): 526554943

約数列:

[1, 2, 19, 38, 361, 722, 1117, 2234, 21223, 42446, 403237, 806474, 1247689, 2495378, 23706091, 47412182, 450415729, 900831458]

約数ペア:

[(1, 900831458), (2, 450415729), (19, 47412182), (38, 23706091), (361, 2495378), (722, 1247689), (1117, 806474), (2234, 403237), (21223, 42446)]