20106156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2237}}^1$

素因数の和:2358

約数の個数: 48

約数和(自身を含む): 54141696

約数和(自身を除く): 34035540

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 214, 321, 428, 642, 749, 1284, 1498, 2237, 2247, 2996, 4474, 4494, 6711, 8948, 8988, 13422, 15659, 26844, 31318, 46977, 62636, 93954, 187908, 239359, 478718, 718077, 957436, 1436154, 1675513, 2872308, 3351026, 5026539, 6702052, 10053078, 20106156]

約数ペア:

[(1, 20106156), (2, 10053078), (3, 6702052), (4, 5026539), (6, 3351026), (7, 2872308), (12, 1675513), (14, 1436154), (21, 957436), (28, 718077), (42, 478718), (84, 239359), (107, 187908), (214, 93954), (321, 62636), (428, 46977), (642, 31318), (749, 26844), (1284, 15659), (1498, 13422), (2237, 8988), (2247, 8948), (2996, 6711), (4474, 4494)]