20689896

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{27809}}^1$

素因数の和:27849

約数の個数: 32

約数和(自身を含む): 53395200

約数和(自身を除く): 32705304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 27809, 55618, 83427, 111236, 166854, 222472, 333708, 667416, 862079, 1724158, 2586237, 3448316, 5172474, 6896632, 10344948, 20689896]

約数ペア:

[(1, 20689896), (2, 10344948), (3, 6896632), (4, 5172474), (6, 3448316), (8, 2586237), (12, 1724158), (24, 862079), (31, 667416), (62, 333708), (93, 222472), (124, 166854), (186, 111236), (248, 83427), (372, 55618), (744, 27809)]