20189332832

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{787}}^1\times {\mathrm{19553}}^1$

素因数の和:20391

約数の個数: 48

約数和(自身を含む): 40771028592

約数和(自身を除く): 20581695760

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 787, 1312, 1574, 3148, 6296, 12592, 19553, 25184, 32267, 39106, 64534, 78212, 129068, 156424, 258136, 312848, 516272, 625696, 801673, 1032544, 1603346, 3206692, 6413384, 12826768, 15388211, 25653536, 30776422, 61552844, 123105688, 246211376, 492422752, 630916651, 1261833302, 2523666604, 5047333208, 10094666416, 20189332832]

約数ペア:

[(1, 20189332832), (2, 10094666416), (4, 5047333208), (8, 2523666604), (16, 1261833302), (32, 630916651), (41, 492422752), (82, 246211376), (164, 123105688), (328, 61552844), (656, 30776422), (787, 25653536), (1312, 15388211), (1574, 12826768), (3148, 6413384), (6296, 3206692), (12592, 1603346), (19553, 1032544), (25184, 801673), (32267, 625696), (39106, 516272), (64534, 312848), (78212, 258136), (129068, 156424)]