20173476592

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{2543}}^1\times {\mathrm{4909}}^1$

素因数の和:7561

約数の個数: 40

約数和(自身を含む): 39496668480

約数和(自身を除く): 19323191888

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 2543, 4909, 5086, 9818, 10172, 19636, 20344, 39272, 40688, 78544, 256843, 495809, 513686, 991618, 1027372, 1983236, 2054744, 3966472, 4109488, 7932944, 12483587, 24967174, 49934348, 99868696, 199737392, 1260842287, 2521684574, 5043369148, 10086738296, 20173476592]

約数ペア:

[(1, 20173476592), (2, 10086738296), (4, 5043369148), (8, 2521684574), (16, 1260842287), (101, 199737392), (202, 99868696), (404, 49934348), (808, 24967174), (1616, 12483587), (2543, 7932944), (4909, 4109488), (5086, 3966472), (9818, 2054744), (10172, 1983236), (19636, 1027372), (20344, 991618), (39272, 513686), (40688, 495809), (78544, 256843)]