1291530832

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1968797}}^1$

素因数の和:1968846

約数の個数: 20

約数和(自身を含む): 2563374996

約数和(自身を除く): 1271844164

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1968797, 3937594, 7875188, 15750376, 31500752, 80720677, 161441354, 322882708, 645765416, 1291530832]

約数ペア:

[(1, 1291530832), (2, 645765416), (4, 322882708), (8, 161441354), (16, 80720677), (41, 31500752), (82, 15750376), (164, 7875188), (328, 3937594), (656, 1968797)]